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Current Applications
  Company Name  
  Application Number   
  "PK Borets" Centroforce
 ISO-0962
  "PK Borets" Centroforce
 Q1-0736
  "PK Borets" Centroforce
 TS-0568
  Accurate Valve Services Inc.
 ISO-1001
  Accurate Valve Services Inc.
 Q1-0781
  Accurate Valve Services Inc.
 TS-0614
  Ace Petro Networks India Private Limited
 6A-0969
  Achech Valve Works Ltd
 6A-0987
  Achech Valve Works Ltd
 6D-0909
  ACM Of Nigeria Limited
 5CT-1162
  ACM Of Nigeria Limited
 7-0694
  ACM Of Nigeria Limited
 ISO-1107
  ACM Of Nigeria Limited
 Q1-0904
  ACM Of Nigeria Limited
 TS-0766
  Ados Pakistan Limited
 6D-0993
  Ados Pakistan Limited
 12F-0071
  Advanced Oilfield Technology Co.
 6A-1054
  Advanced Oilfield Technology Co.
 6D-0902
  Advanced Technology Group
 TPCP-0192
  Agmus S.A.
 5CT-1087
  AIG Enviro Gasket Company Ltd.
 6A-1069
  AJ Petroleum Sdn Bhd
 6D-0900
  AJ Petroleum Sdn Bhd
 ISO-0929
  AJ Petroleum Sdn Bhd
 Q1-0692
  AJ Petroleum Sdn Bhd
 TS-0521
  Al Gebal for Inspection and Conformity
 ISO-1112
  Al Gebal for Inspection and Conformity
 Q1-0909
  Al Gebal for Inspection and Conformity
 TS-0771
  Al Mansoori Hilong Petroleum Pipe Company
 5CT-1059
  Al Mansoori Hilong Petroleum Pipe Company
 5D-0127
  Al Mansoori Hilong Petroleum Pipe Company
 7-0668
  Al Mansoori Hilong Petroleum Pipe Company
 ISO-0983
  Al Mansoori Hilong Petroleum Pipe Company
 Q1-0756
  Al Mansoori Hilong Petroleum Pipe Company
 TS-0589
  Alberta Oil Tools, A Dover Company/68th Ave Facility
 11B-0100
  Alberta Oil Tools, A Dover Company/68th Ave Facility
 ISO-1029
  Alberta Oil Tools, A Dover Company/68th Ave Facility
 Q1-0816
  Alberta Oil Tools, A Dover Company/68th Ave Facility
 TS-0674
  Alberta Petroleum Industries Valve & B.O.P. Services Ltd.
 6A-0956
  Amega West Services, LLC
 7-1-0695
  American Augers, Inc.
 4F-0228
  Amiantit Polyolefin Piping System Company
 15LE-0016
  Anhui Huangshan Hengjiu Chain Transmission Co. Ltd.
 7f-1000
  Anyang County Huifeng Tube Industry Co.,Ltd.
 5CT-1153
  Anyang County Huifeng Tube Industry Co.,Ltd.
 5L-0771
  AO Ust-Kamenogorskiy Armaturnity Zavod
 6D-0868
  AO Ust-Kamenogorskiy Armaturnity Zavod
 ISO-0889
  AO Ust-Kamenogorskiy Armaturnity Zavod
 Q1-0648
  AO Ust-Kamenogorskiy Armaturnity Zavod
 TS-0473
  Apex Tubulars
 5CT-1105
  Apex Tubulars
 7-1-0718
  Apollo Machine and Welding Ltd.
 ISO-1110
  Apollo Machine and Welding Ltd.
 Q1-0907
  Apollo Machine and Welding Ltd.
 TS-0769
  ArcelorMittal Tubular Products Woodstock
 5CT-1053
  ArcelorMittal Tubular Products Woodstock
 5L-0708
  ArcelorMittal Tubular Products Woodstock
 ISO-0979
  ArcelorMittal Tubular Products Woodstock
 Q1-0753
  ArcelorMittal Tubular Products Woodstock
 TS-0585
  Arflu, S.A.
 6D-0933
  Armstrong Infrastructure & Projects Limited
 5L-0756
  Armstrong Infrastructure & Projects Limited
 ISO-1075
  Armstrong Infrastructure & Projects Limited
 Q1-0871
  Armstrong Infrastructure & Projects Limited
 TS-0733
  AST SpA
 6A-1053
  Atlas Copco Drilling Solutions LLC
 4F-0199
  Atlas Machine & Welding Service, Inc.
 ISO-1061
  Atlas Machine & Welding Service, Inc.
 Q1-0855
  Atlas Machine & Welding Service, Inc.
 TS-0715
  Aztech
 TPCP-0180
  Aztech
 TPCP-0181
  Aztech
 TPCP-0182
  Aztech
 TPCP-0183
  Aztech
 TPCP-0184
  Aztech
 TPCP-0185
  Aztech
 TPCP-0186
  Aztech
 TPCP-0187
  Aztech
 TPCP-0188
  Aztech
 TPCP-0189
  Aztech
 TPCP-0190
  Aztech
 TPCP-0191
  B & T Oilfield Products
 14L-0029
  B & T Oilfield Products
 ISO-1059
  Baker Oil Tools (Tri-State) Egypt/El Alamein Facility
 6A-1051
  Baker Oil Tools/Bridge of Don - Aberdeen Facility
 14L-0004.3
  Baoji Jinzuan Oilfield Machinery Co., Ltd
 4F-0186
  Baoji Jinzuan Oilfield Machinery Co., Ltd
 7K-0213
  Baoji Jinzuan Oilfield Machinery Co., Ltd
 8C-0131
  Baoji Jixin Petroleum Drilling and Production Equipment Co., Ltd.
 4F-0190
  Baoji Safe Petroleum Machinery Co., Ltd.
 16A-0211
  Baoji Thread Gages Co. Ltd.
 5B-0032
  Baoji Thread Gages Co. Ltd.
 7-2-0680
  Baoji Yidong Petroleum and Machining Factory
 4F-0189
  Baoji Zhibang Petroleum Machinery Co., Ltd.
 7K-0221
  Baoji Zhibang Petroleum Machinery Co., Ltd.
 8C-0134
  Baoshan Iron & Steel Co., Ltd./Steel Tubing Plant of Baosteel Branch
 2H-0020
  Baoshan Iron & Steel Co., Ltd./Steel Tubing Plant of Baosteel Branch
 2W-0013
  Baoshan Iron & Steel Co., Ltd./Steel Tubing Plant of Baosteel Branch
 2Y-0010
  Baotou Iron & Steel Comprehensive Enterprises (Group) Huafa Oil Steel Pipe Co. Ltd.
 5CT-1112
  Batusan Makina Sanayi VE Ticret A.S.
 6D-0995
  Bazhou Shida Hongsheng Petrochemical Machinery Co.
 7K-0250
  Bazhou Shida Hongsheng Petrochemical Machinery Co.
 ISO-1064
  Bazhou Shida Hongsheng Petrochemical Machinery Co.
 Q1-0858
  Bazhou Shida Hongsheng Petrochemical Machinery Co.
 TS-0719
  Beijing ACME Petroleum Engineering Technology Development CO., Ltd.
 4F-0220
  Beijing ACME Petroleum Engineering Technology Development CO., Ltd.
 11E-0130
  Beijing CSR Times Locomotive & Rolling Stock Mechanics Co. Ltd.
 ISO-1095
  Beijing CSR Times Locomotive & Rolling Stock Mechanics Co. Ltd.
 Q1-0891
  Beijing CSR Times Locomotive & Rolling Stock Mechanics Co. Ltd.
 TS-0753
  Beijing Gingo United Petrotech Development Co., Ltd
 7-1-0721
  Beijing PSK New Technology of Petroleum Machinery Co. Ltd.
 7K-0244
  Beijing PSK New Technology of Petroleum Machinery Co. Ltd.
 ISO-1037
  Beijing PSK New Technology of Petroleum Machinery Co. Ltd.
 Q1-0827
  Beijing PSK New Technology of Petroleum Machinery Co. Ltd.
 TS-0686
  Bellino S.r.l.
 7-0665
  Bellino S.r.l.
 7-1-0678
  Besmindo Australia Pty Ltd
 7-1-0714
  Besmindo Kemaman Semesta Sdn. Bhd.
 6A-0963
  Besmindo Technology (Shenzhen) Co. Ltd
 7-1-0673
  Binhiriter Petroleum Machinery Manufacturing Co., Ltd
 6A-0944
  Binhiriter Petroleum Machinery Manufacturing Co., Ltd
 6D-0863
  Binhiriter Petroleum Machinery Manufacturing Co., Ltd
 16C-0107
  Binning Oil Tools, S.A.
 5CT-1089
  BK Tubulars Nigeria Limited
 5B-0033
  BK Tubulars Nigeria Limited
 5CT-1133
  BK Tubulars Nigeria Limited
 5L-0758
  BK Tubulars Nigeria Limited
 ISO-1080
  BK Tubulars Nigeria Limited
 Q1-0876
  BK Tubulars Nigeria Limited
 TS-0738
  Blue Dot Services Inc.
 5CT-1113
  Blue Dot Services Inc.
 7-0681
  Blue Dot Services Inc.
 7-1-0725
  Blue Dot Services Inc.
 ISO-1043
  Blue Dot Services Inc.
 Q1-0833
  Blue Dot Services Inc.
 TS-0693
  Blueline Manufacturing Inc.
 5CT-1045
  Blueline Manufacturing Inc.
 7-1-0683
  Blueline Manufacturing Inc.
 ISO-0957
  Blueline Manufacturing Inc.
 Q1-0733
  Blueline Manufacturing Inc.
 TS-0564
  Bohai Heavy Industry Pipeline Co., Ltd.
 6H-0026
  Boomerang Tube/Liberty Works
 5CT-1111
  Boomerang Tube/Liberty Works
 5L-0742
  Borusan Mannesmann Boru Sanayi ve Ticaret Anonim Sirketi/Izmit Facility
 ISO-0991
  Borusan Mannesmann Boru Sanayi ve Ticaret Anonim Sirketi/Izmit Facility
 Q1-0768
  Borusan Mannesmann Boru Sanayi ve Ticaret Anonim Sirketi/Izmit Facility
 TS-0601
  Borval Manufacturing Sdn BHD
 6D-0876
  Borval Manufacturing Sdn BHD
 ISO-0928
  Borval Manufacturing Sdn BHD
 Q1-0691
  Borval Manufacturing Sdn BHD
 TS-0520
  Bridon Hangzhou Ropes Co. Ltd.
 9A-0079
  Bridon International GmbH
 9A-0081
  BSS (Beijing) Petro-Chemical Equipment Co., Ltd.
 12K-0019
  BVM Corporation
 7K-0247
  BVM Corporation
 8C-0143
  BVM Corporation
 ISO-1051
  BVM Corporation
 Q1-0844
  BVM Corporation
 TS-0704
  C.C. Valves Mfg Co. Pvt Ltd
 600-0070
  C.C. Valves Mfg Co. Pvt Ltd
 602-0011
  C.C. Valves Mfg Co. Pvt Ltd
 609-0018
  C.C. Valves Mfg Co. Pvt Ltd
 6D-0918
  Caledonia Services Ltd
 7-0667
  Caledonia Services Ltd
 7-1-0687
  Caledonia Services Ltd
 ISO-0964
  Caledonia Services Ltd
 Q1-0738
  Caledonia Services Ltd
 TS-0570
  Calobri S.r.l.
 600-0064
  Calobri S.r.l.
 6A-0957
  Calobri S.r.l.
 6D-0879
  Cameron Canada Corporation
 608-0004
  Cameron Drilling Systems
 16A-0233
  Cameron Drilling Systems
 ISO-0912
  Cameron Drilling Systems
 Q1-0715
  Cameron Drilling Systems
 TS-0546
  Cameron Romania SA/Ploiesti Territorial Office
 6A-1061
  Cangzhou Boda Petroleum Machinery Development Co., Ltd.
 4F-0191
  Cangzhou Boda Petroleum Machinery Development Co., Ltd.
 7K-0199
  Cangzhou Hengyuan Global Pipeline Group Co. Ltd.
 5L-0770
  Cangzhou Hengyuan Global Pipeline Group Co. Ltd.
 6H-0037
  Cangzhou Longma Steel Pipe Production Co., Ltd
 5L-0685
  Cangzhou Xinxing Seamless Steel Pipe Co.,Ltd
 5CT-1127
  Caprock Pipe & Supply
 5CT-1128
  Cargo Gear Services (India) Pvt. Ltd
 ISO-0999
  Cargo Gear Services (India) Pvt. Ltd
 Q1-0779
  Cargo Gear Services (India) Pvt. Ltd
 TS-0612
  Carlos Caballero SRL
 ISO-1030
  Carlos Caballero SRL
 Q1-0817
  Carlos Caballero SRL
 TS-0675
  Casewell Drilling Services Pvt. Ltd.
 5CT-0867
  Cementing Technology & Equipment Ltd.
 5CT-1157
  Cementing Technology & Equipment Ltd.
 10D-0031
  Changge Yulong Pipe Products Co., Ltd
 5L-0766
  Changqing Petroleum Exploration Bureau Machinery Manufacture Plant
 11E-0124
  Changqing Tubular and Tools Service Company
 5CT-1076
  Changqing Tubular and Tools Service Company
 7-1-0739
  Changshu Chengfeng Machinery Manufacturing Co., Ltd.
 5CT-1134
  Changshu Chengfeng Machinery Manufacturing Co., Ltd.
 11E-0141
  Changshu Special Shaped Steel Tube Mill
 5CT-0977
  Changshu Special Shaped Steel Tube Mill
 5L-0668
  Changshu Walsin Metal Products Co., Ltd
 5LC-0021
  Changshu Walsin Metal Products Co., Ltd
 ISO-0994
  Changshu Walsin Metal Products Co., Ltd
 Q1-0771
  Changshu Walsin Metal Products Co., Ltd
 TS-0604
  Changzhou Heyuan Steel Tube Co., Ltd.
 5CT-1103
  Changzhou Heyuan Steel Tube Co., Ltd.
 5L-0738
  Changzhou Wujin Furong Aluminum Alloy Profile Factory
 5CT-1100
  Chendu Xinze Machinery Co.,Ltd.
 11E-0126
  Chengde City Longcheng Steeltubes Manufacturing
 5CT-1068
  Chengde City Longcheng Steeltubes Manufacturing
 5L-0718
  Chengdu Bode Petroleum Equipment Manufacture Co., Ltd.
 11E-0119
  Chengdu Bright PDC Bits Co.,Ltd
 7-1-0704
  Chengdu Fengyuan Science & Development Co., Ltd.
 7-1-0727
  Chengdu Minjiang Weatherford Petroleum Machinery Manufacture Co, Ltd.
 7K-0204
  China Gaoneng Valve Co., Ltd.
 6D-0946
  China University of Geosciences Changjiang Bits Co., Ltd.
 7-1-0697
  Chongqing Kete Industry Valve Co. LTD.
 6D-0881
  Chongqing Wangjiang Industry Co., Ltd.
 6A-0980
  Chongqing Xin Tai Machinery Ltd.
 6D-0924
  Chongqing Xin Tai Machinery Ltd.
 7-1-0689
  Christensen Gulf Services L.L.C.
 7-1-0639
  Cimbar Performance Minerals
 13A-0045
  Cimbar Performance Minerals
 ISO-0849
  Cimbar Performance Minerals
 Q1-0601
  Cimbar Performance Minerals
 TS-0425
  Ciscon Machine Shop
 5CT-1019
  Ciscon Machine Shop
 7-1-0740
  Cladtek International Pty Ltd
 5LC-0019
  Cladtek International Pty Ltd
 ISO-0990
  Cladtek International Pty Ltd
 Q1-0767
  Cladtek International Pty Ltd
 TS-0600
  Clover Industries Inc.
 ISO-1050
  Clover Industries Inc.
 Q1-0843
  Clover Industries Inc.
 TS-0703
  CMW Flow Technical (Shanghai) Co.,Ltd
 6D-0937
  CNOOC Energy Technology & Services - Pipe Engineering Co.
 5CT-1102
  CNOOC Energy Technology & Services - Pipe Engineering Co.
 7-0679
  CNPC Chuanqing Drilling Engineering Company Limited
 ISO-1070
  CNPC Chuanqing Drilling Engineering Company Limited
 Q1-0866
  CNPC Chuanqing Drilling Engineering Company Limited
 TS-0726
  CNPC Sichuan Petroleum Equipment Manufacturing Company/Guanghan Facility
 4F-0210
  CNPC Sichuan Petroleum Equipment Manufacturing Company/Guanghan Facility
 6D-0983
  Columbian TecTank/Winchester Facility
 12F-0069
  Columbian TecTank/Winchester Facility
 Q1-0597
  Columbian TecTank/Winchester Facility
 TS-0420
  Commercial Driving Academy
 TPCP-0193
  Confind S.R.L./Sucker Rod Pumps And Components Division
 11E-0129
  Coordinacion Especialista de Soporte a la Operacio
 ISO-1109
  Coordinacion Especialista de Soporte a la Operacio
 Q1-0906
  Coordinacion Especialista de Soporte a la Operacio
 TS-0768
  CP Precision Engineering LTD
 ISO-0851
  CP Precision Engineering LTD
 Q1-0603
  CP Precision Engineering LTD
 TS-0427
  CPD Oilwell International Pte Ltd
 ISO-0972
  CPD Oilwell International Pte Ltd
 Q1-0746
  CPD Oilwell International Pte Ltd
 TS-0578
  Creative Valve Solutions Inc.
 6D-0846
  Creative Valve Solutions Inc.
 ISO-0859
  Creative Valve Solutions Inc.
 Q1-0611
  Creative Valve Solutions Inc.
 TS-0435
  CSP Products Ltd.
 5CT-0793
  CSP Products Ltd.
 6A-0838
  CSP Products Ltd.
 16A-0190
  CSP Products Ltd.
 16C-0078
  CSP Products Ltd.
 ISO-0673
  CSP Products Ltd.
 Q1-0405
  CSP Products Ltd.
 TS-0216
  CSSC Nanjing Luzhou Machine Co.,Ltd./ Zhenjiang Marine Auxiliary Machinery Works
 2C-0095
  CSSC Nanjing Luzhou Machine Co.,Ltd./ Zhenjiang Marine Auxiliary Machinery Works
 ISO-1044
  CSSC Nanjing Luzhou Machine Co.,Ltd./ Zhenjiang Marine Auxiliary Machinery Works
 Q1-0837
  CSSC Nanjing Luzhou Machine Co.,Ltd./ Zhenjiang Marine Auxiliary Machinery Works
 TS-0696
  Da An Heng Rui Production Equipments Co., Ltd.
 5CT-1009
  Da An Heng Rui Production Equipments Co., Ltd.
 6A-0961
  Da An Heng Rui Production Equipments Co., Ltd.
 11AX-0088
  DADI Petroleum Machinery Co., Ltd. of Inner Mongolia First Machinery (Group) Co., Ltd.
 5CT-1145
  Dahlson Industries Ltd
 4F-0232
  Dahlson Industries Ltd
 8C-0145
  Dahlson Industries Ltd
 16D-0049
  Dahlson Industries Ltd
 ISO-1072
  Dahlson Industries Ltd
 Q1-0869
  Dahlson Industries Ltd
 TS-0731
  Dalian Dayang Valves Industries Co., Ltd.
 6D-0907
  Dalian Domino Mfg. Co., Ltd.
 6A-0938
  DaLian Hesheng Technology Development Co. Ltd.
 5LD-0020
  Dalian Jinli Fluid Equipment Development Co.,Ltd
 6D-0977
  Daqing City Initiative Pipe Manufacturing Co. Ltd.
 5L-0739
  Daqing Hongyun Steel Pipe Manufacturing Co., Ltd
 5L-0712
  Daqing Jinghong Petroleum Equipment Manufacturing Co., LTd
 6A-1063
  Daqing Jinghong Petroleum Equipment Manufacturing Co., LTd
 8C-0146
  Daqing Jinghong Petroleum Equipment Manufacturing Co., LTd
 ISO-1105
  Daqing Jinghong Petroleum Equipment Manufacturing Co., LTd
 Q1-0882
  Daqing Jinghong Petroleum Equipment Manufacturing Co., LTd
 TS-0743
  Daqing Jingtai Mechanical Manufacturing Co.Ltd
 5CT-1159
  Daqing Longxing Oil Machine Limited
 11B-0098
  Daqing MeNda Engineering Co., Ltd.
 6D-0921
  DaQing Ocean Petroleum Technology Development Co.,
 6A-1070
  DaQing Ocean Petroleum Technology Development Co.,
 6D-0989
  Daqing Wanke Oilfield Equipment Manufacturing Co., Ltd.
 7-0671
  Delta Oilfield Tank Co. LLC
 12F-0072
  Delval Flow Controls Private Limited
 6D-0912
  Dembla Valves Ltd.
 609-0023
  Dembla Valves Ltd.
 6D-0959
  Desco, Incorporated/Muntinlupa City Facility
 6A-0923
  Dezhou Great Wall Petroleum Machinery Co. Ltd.
 5CT-1121
  Dezhou Jiacheng Oil Tools Co., Ltd.
 10D-0026
  Dezhou Jiacheng Oil Tools Co., Ltd.
 Q1-0672
  Dezhou L&M Petroleum Machinery Manufacturing Co.
 7K-0252
  Dezhou Xinde Petroleum Machinery Co., Ltd
 5CT-1012
  Dezhou Xinde Petroleum Machinery Co., Ltd
 7-1-0659
  Dezhou Xinde Petroleum Machinery Co., Ltd
 7K-0215
  Dhafir Technologies L.L.C
 ISO-1099
  Dhafir Technologies L.L.C
 Q1-0888
  Dhafir Technologies L.L.C
 TS-0749
  Dingxiang Beicheng Flange Co., Ltd
 6A-1023
  Dingxiang County Gold Stone Forging Co., Ltd
 6A-1020
  Dingxiang Haokun Forged Stainless Flanges Co., Ltd
 6A-1075
  DKC Co., Ltd.
 609-0017
  Dong Ying Hai Xin Petroleum Equipment Co., Ltd
 5D-0113
  Dongfang Alloy Casting Factory
 5B-0028
  Dongfang Alloy Casting Factory
 7K-0180
  Dongyin Synergy Highland Petroleum Tubulars Co., Ltd.
 5CT-1132
  Dongyin Synergy Highland Petroleum Tubulars Co., Ltd.
 5D-0137
  Dongyin Synergy Highland Petroleum Tubulars Co., Ltd.
 5L-0757
  Dongying City Dong Ying Zone Yong Gu Pipe Tool Co., Ltd.
 5CT-1011
  Dongying City Dongda Machinery Manufacture Co., Ltd.
 5CT-0978
  Dongying City Dongda Machinery Manufacture Co., Ltd.
 6A-0937
  Dongying City Dongda Machinery Manufacture Co., Ltd.
 8C-0126
  Dongying City Dongda Machinery Manufacture Co., Ltd.
 16A-0248
  Dongying City Paipu Petroleum Pipe Fitting Co., Ltd
 5CT-0996
  Dongying KeWeiEr Petroleum Equipment Co., Ltd
 5CT-1077
  Dongying KeWeiEr Petroleum Equipment Co., Ltd
 5D-0129
  Dongying Tianlin Petroleum Equipment Co., Ltd.
 5CT-1147
  Dril-Quip, Inc.
 16F-0002
  Drilling & Oil Production Technology Research Institute of Liaohe Oilfield Company, Petrochina
 5CT-1104
  Drilling & Oil Production Technology Research Institute of Liaohe Oilfield Company, Petrochina
 11AX-0091
  Drilling & Oil Production Technology Research Institute of Liaohe Oilfield Company, Petrochina
 11D1-0025
  Drilling Structures International, Inc./Wright Road Facility
 4F-0069.1
  EEW Malaysia Sdn Bhd
 2B-0113
  EEW Special Pipe Constructions GmbH
 2B-0112
  Egyptian Chinese Drilling Company
 ISO-1010
  Egyptian Chinese Drilling Company
 Q1-0790
  Egyptian Chinese Drilling Company
 TS-0635
  Enerflow Industries Inc./Corporate Head Quarters
 4F-0231
  Enerflow Industries Inc./Corporate Head Quarters
 ISO-1066
  Enerflow Industries Inc./Corporate Head Quarters
 Q1-0864
  Enerflow Industries Inc./Corporate Head Quarters
 TS-0727
  Enerflow Industries Inc./Industrial Complex No. 2
 4F-0230
  Enerflow Industries Inc./Industrial Complex No. 2
 ISO-1065
  Enerflow Industries Inc./Industrial Complex No. 2
 Q1-0865
  Enerflow Industries Inc./Industrial Complex No. 2
 TS-0728
  Energy Cranes
 ISO-1012
  Energy Cranes
 Q1-0792
  Energy Cranes
 TS-0637
  Esferomatic S.A.
 6D-0972
  FAF Valve Company
 6D-0893
  Fair-Truemark Valves Corporation
 6A-1043
  Falcon Industries, LLC
 4F-0201
  Femco Holdings LLC/Oil and Gas Division
 6A-1040
  Field Construction Bohai Equipment Services
 6A-1038
  Field Construction Bohai Equipment Services
 16A-0244
  First Filter
 5CT-1115
  Flexitallic, Ltd.
 17D-0065
  Flowcontrol Company Ltd.
 6D-0960
  Flowcontrol Company Ltd.
 ISO-1035
  Flowcontrol Company Ltd.
 Q1-0824
  Flowcontrol Company Ltd.
 TS-0683
  Fluid Design Solutions, Inc.
 8C-0138
  FLUITEK ORSENIGO Srl
 6DSS-0011
  FMC Wellhead de Venezuela, S.A./Maracaibo Facility
 ISO-1079
  FMC Wellhead de Venezuela, S.A./Maracaibo Facility
 Q1-0875
  FMC Wellhead de Venezuela, S.A./Maracaibo Facility
 TS-0737
  Forth Valley Engineering Ltd
 5L-0716
  Forth Valley Engineering Ltd
 6A-1014
  Foshan Jinlang Machinery Manufacture Co., Ltd
 6A-0934
  Foshan Jinlang Machinery Manufacture Co., Ltd
 7K-0196
  Foster Valve (M) SDN BHD
 6D-0838
  Foster Valve (M) SDN BHD
 ISO-0846
  Foster Valve (M) SDN BHD
 Q1-0598
  Foster Valve (M) SDN BHD
 TS-0421
  FuNing County HongDa Petroleum Machinery Co., Ltd.
 7-1-0684
  FuNing County HongDa Petroleum Machinery Co., Ltd.
 11D1-0023
  FuNing County HongDa Petroleum Machinery Co., Ltd.
 ISO-0958
  FuNing County HongDa Petroleum Machinery Co., Ltd.
 Q1-0734
  FuNing County HongDa Petroleum Machinery Co., Ltd.
 TS-0565
  Future Pipe Industries (LLC)/Yellow Box Division
 15HR-0022
  Future Pipe Industries (LLC)/Yellow Box Division
 15LR-0020
  Fuxin Chiyu Petroleum Machinery Co., Ltd.
 11D1-0022
  Fuxin Chiyu Petroleum Machinery Co., Ltd.
 ISO-0871
  Fuxin Chiyu Petroleum Machinery Co., Ltd.
 Q1-0625
  Fuxin Chiyu Petroleum Machinery Co., Ltd.
 TS-0449
  Fuzhou Rongding Metallurgical and Environmental Protection Equipement, Co., Ltd.
 ISO-1078
  Fuzhou Rongding Metallurgical and Environmental Protection Equipement, Co., Ltd.
 Q1-0874
  Fuzhou Rongding Metallurgical and Environmental Protection Equipement, Co., Ltd.
 TS-0736
  Gaoyou Lanbaoshi Petroleum Equipment Co., Ltd.
 7K-0194
  Gaoyou Lanbaoshi Petroleum Equipment Co., Ltd.
 16A-0217
  Gardner Denver, Inc.
 TS-0681
  Gasket Vedações Tecnicas
 6A-1052
  Gates Fleximak Ltd
 7K-0253
  Geology And Mineral Resources Bureau Wuxi Drilling Tools Factory
 5D-0134
  Geology And Mineral Resources Bureau Wuxi Drilling Tools Factory
 7-1-0728
  Gremach Infrastructure Private Limited
 5L-0767
  Gremach Infrastructure Private Limited
 ISO-1096
  Gremach Infrastructure Private Limited
 Q1-0890
  Gremach Infrastructure Private Limited
 TS-0752
  GRV Flow Controls Co., Ltd.
 6D-0950
  Guanghan Guangyou Petroleum Mechanical Co., Ltd.
 4F-0185
  Guanghan Guangyou Petroleum Mechanical Co., Ltd.
 7K-0189
  Guanghan Jincheng Petroleum Machinery Co., Ltd.
 4F-0218
  Guanghan Jincheng Petroleum Machinery Co., Ltd.
 7K-0237
  Guanghan Jincheng Petroleum Machinery Co., Ltd.
 8C-0140
  Gvs/Vci Ltd
 6D-0974
  GWC Valve Manufacturing (Shanghai) CO., LTD.
 6A-1074
  GWC Valve Manufacturing (Yancheng) Co., Ltd.
 600-0086
  GWC Valve Manufacturing (Yancheng) Co., Ltd.
 ISO-1091
  GWC Valve Manufacturing (Yancheng) Co., Ltd.
 Q1-0893
  GWC Valve Manufacturing (Yancheng) Co., Ltd.
 TS-0755
  Haean Machinery Ind. Co., Ltd.
 2C-0096
  Haean Machinery Ind. Co., Ltd.
 ISO-1054
  Haean Machinery Ind. Co., Ltd.
 Q1-0847
  Haean Machinery Ind. Co., Ltd.
 TS-0707
  Hai Yan Sentai Steel Co., Ltd
 5CT-1141
  Halliburton Energy Services/Carrollton Facility
 TS-0642
  Halliburton Far East Pte., Ltd./Singapore Facility
 TS-0644
  Hangzhou Newtime Valve Co.,Ltd.
 6D-0987
  Hangzhou Zhedong Steel Tube Products Co., Ltd
 5CT-1056
  Hazira Pipe Mill Limited
 2B-0106
  Hazira Pipe Mill Limited
 5CT-1106
  Hazira Pipe Mill Limited
 5L-0740
  Hazira Pipe Mill Limited
 Q1-0823
  Hazira Pipe Mill Limited
 TS-0682
  HeBei Aocheng Petroleum Steel Pipe Manufacturing Co. Ltd.
 5CT-1086
  HeBei Aocheng Petroleum Steel Pipe Manufacturing Co. Ltd.
 5L-0725
  Hebei Baoshi Special Flexible Colloidization Co. Ltd.
 7K-0243
  Hebei Baoshi Special Flexible Colloidization Co. Ltd.
 16C-0129
  Hebei Baoshi Special Flexible Colloidization Co. Ltd.
 ISO-1032
  Hebei Baoshi Special Flexible Colloidization Co. Ltd.
 Q1-0819
  Hebei Baoshi Special Flexible Colloidization Co. Ltd.
 TS-0677
  Hebei Dingsheng Pipe Co.,Ltd
 5CT-1144
  Hebei Dingsheng Pipe Co.,Ltd
 5L-0765
  HeBei GuangHao Pipe Fittings Co., Itd.
 6H-0035
  Hebei Haihao Group Huadian High Pressure Pipe Fitting Co. Ltd.
 6H-0030
  Hebei Huike Steel Pipe Co.,Ltd
 5CT-1069
  Hebei Huike Steel Pipe Co.,Ltd
 5L-0720
  Hebei Longrun Pipeline Equipment Co., Ltd
 6H-0036
  Hebei Province Hongling Seamless Steel Tube Manufacturing Co., Ltd.
 5CT-1092
  Hebei Province Hongling Seamless Steel Tube Manufacturing Co., Ltd.
 5L-0728
  Hebei Research Institute of Construction & Geotechnical Investigation Co., Ltd.
 4F-0198
  Hebei Research Institute of Construction & Geotechnical Investigation Co., Ltd.
 ISO-0903
  Hebei Research Institute of Construction & Geotechnical Investigation Co., Ltd.
 Q1-0664
  Hebei Research Institute of Construction & Geotechnical Investigation Co., Ltd.
 TS-0490
  Hebei Sanshi Steel Pipe Co., Ltd
 5CT-0975
  Hebei Shenjian Pipe Fitting Co., Ltd
 5CT-1123
  Hebei Shenjian Pipe Fitting Co., Ltd
 5L-0750
  Hebei Shenjian Pipe Fitting Co., Ltd
 5LC-0022
  Hebei Shenjian Pipe Fitting Co., Ltd
 6H-0033
  Hebei Shitan Machinery Manufacturing Co., Ltd.
 7-0674
  Hebei Shitan Machinery Manufacturing Co., Ltd.
 7-1-0711
  Hebei Siberia Special Rubber Co.,Ltd
 7K-0222
  Hebei Tianyuan Steel Pipe Manufacturing Co., Ltd
 5L-0719
  Hebei Yaneng Oilfield Equipment Manufacturing Co.,
 7-1-0729
  Hebei Yaneng Oilfield Equipment Manufacturing Co.,
 ISO-1046
  Hebei Yaneng Oilfield Equipment Manufacturing Co.,
 Q1-0839
  Hebei Yaneng Oilfield Equipment Manufacturing Co.,
 TS-0699
  Hebei Yuancheng Industry Co., Ltd
 5L-0723
  Hebei Yutong Special Rubber Hose Co., Ltd
 7K-0246
  Hebei Zhonghai Steel Pipe Manufacturing Co., Ltd
 5L-0759
  Hebei Zhongtong Pipeline Manufacture Co., Ltd.
 6H-0027
  Hebei Zhuowei Steel Pipe Manufacturing Co., Ltd
 5L-0768
  Heilongjiang Jianlong Iron and Steel Co., Ltd.
 5CT-1097
  Heilongjiang Jianlong Iron and Steel Co., Ltd.
 5L-0733
  Heliflex Hydraulics & Engg. Co.
 7K-0200
  Helisold de Venezuela S.A.
 Q1-0697
  Helisold de Venezuela S.A.
 TS-0648
  Henan Quanshun Flow Control Science & Technology Co., Ltd.
 600-0067
  Henan Quanshun Flow Control Science & Technology Co., Ltd.
 6D-0895
  Heng Yang Hong Da Special Steel Tube Co. Ltd.
 5CT-1044
  Heng Yang Hong Da Special Steel Tube Co. Ltd.
 5L-0700
  Hengyang Hongjin Petroleum Drill Tools Co., Ltd
 7-0673
  Hengyang Honglin Petroleum Pipe Co., Ltd
 5CT-1085
  Hengyang Hongrui Petroleum Pipe Co., Ltd
 5CT-1083
  Highkelly Industries Ltd.
 4F-0222
  Hilong Tubular Goods Co., Ltd.
 5CT-1155
  Histeel Co., Ltd.
 2B-0111
  Histeel Co., Ltd.
 5L-0754
  Histeel Co., Ltd.
 ISO-1068
  Histeel Co., Ltd.
 Q1-0861
  Histeel Co., Ltd.
 TS-0722
  HLC Valves Co., Ltd.
 600-0081
  Hongze Dongjun Machinery Co. Ltd.
 6A-1046
  Hongze Dongjun Machinery Co. Ltd.
 16C-0130
  Huachangfeng Equipment Inc.
 12J-0018
  Huaian Yuanji Marine Equipment Co. Ltd
 2C-0093
  Hub City Iron Works, Inc.
 5CT-1126
  Hubei Jianghan Lida Petroleum Material Equipment Co., Ltd
 6A-0994
  Hubei Jianghan Lida Petroleum Material Equipment Co., Ltd
 10D-0027
  Hubei Jianghan Lida Petroleum Material Equipment Co., Ltd
 13A-0047
  Hubei Jianghan Lida Petroleum Material Equipment Co., Ltd
 ISO-0943
  Hubei Jianghan Lida Petroleum Material Equipment Co., Ltd
 Q1-0708
  Hubei Jianghan Lida Petroleum Material Equipment Co., Ltd
 TS-0540
  Hughes Christensen/Corpus Christi Facility
 ISO-0967
  Hughes Christensen/Corpus Christi Facility
 Q1-0741
  Hughes Christensen/Corpus Christi Facility
 TS-0573
  Hughes Christensen/Edmonton Facility
 ISO-0965
  Hughes Christensen/Edmonton Facility
 Q1-0739
  Hughes Christensen/Edmonton Facility
 TS-0571
  Hughes Christensen/Lafayette Facility
 ISO-0966
  Hughes Christensen/Lafayette Facility
 Q1-0740
  Hughes Christensen/Lafayette Facility
 Q1-0881
  Hughes Christensen/Lafayette Facility
 TS-0572
  Hughes Christensen/Neuquen Argentina Facility
 ISO-1003
  Hughes Christensen/Neuquen Argentina Facility
 Q1-0783
  Hughes Christensen/Neuquen Argentina Facility
 TS-0616
  Hughes Christensen/Reynosa Mexico Facility
 ISO-0968
  Hughes Christensen/Reynosa Mexico Facility
 Q1-0742
  Hughes Christensen/Reynosa Mexico Facility
 TS-0574
  Hunting Energy Services, Inc/Skyline Facility
 ISO-E0010
  Hyco Canada
 ISO-1022
  Hyco Canada
 Q1-0807
  Hyco Canada
 TS-0665
  Hydril Pressure Control Pvt Ltd, India
 6A-1065
  Hydril Pressure Control Pvt Ltd, India
 16A-0245
  Hydril Pressure Control Pvt Ltd, India
 ISO-1102
  Hydril Pressure Control Pvt Ltd, India
 Q1-0885
  Hydril Pressure Control Pvt Ltd, India
 TS-0746
  Hydro Pneumatic
 6A-1071
  Hydro Pneumatic
 6D-0990
  Hyosung Corporation
 547-0003
  Hyundai Valve Ind. Co., Ltd.
 6D-0771
  Hyundai Valve Ind. Co., Ltd.
 ISO-0739
  Hyundai Valve Ind. Co., Ltd.
 Q1-0478
  Hyundai Valve Ind. Co., Ltd.
 TS-0292
  Indus Steel Pipes, Ltd.
 ISO-0931
  Indus Steel Pipes, Ltd.
 Q1-0694
  Indus Steel Pipes, Ltd.
 TS-0523
  Industrias Unicon C.A./La Victoria Facility
 TS-0631
  Ingersoll Rand Company
 7K-0220
  Inner Mongolia North Heavy Industries Group Corp. Ltd./NHIC Antonoil Machinery Mfg.Co., Ltd.
 ISO-1106
  Inner Mongolia North Heavy Industries Group Corp. Ltd./NHIC Antonoil Machinery Mfg.Co., Ltd.
 Q1-0903
  Inner Mongolia North Heavy Industries Group Corp. Ltd./NHIC Antonoil Machinery Mfg.Co., Ltd.
 TS-0765
  Inox Tech S.r.l.
 5L-0734
  Inox Tech S.r.l.
 5LC-0020
  Inox Tech S.r.l.
 5LD-0018
  Instituto Argentino De Siderurgia
 TPCP-0171
  International Tubular Services, Ltd.
 5CT-1142
  Interoffshore Pte Ltd
 7-1-0669
  ITAG L&R GmbH
 5CT-1057
  ITAG L&R GmbH
 7-1-0692
  Italgru S.r.l.
 2C-0092
  ITS India Pvt. Ltd.
 6A-0954
  ITS India Pvt. Ltd.
 16A-0226
  ITS India Pvt. Ltd.
 16C-0110
  ITS Kazakhstan
 5CT-1095
  ITS Kazakhstan
 7-1-0712
  ITS Kazakhstan
 Q1-0798
  JC Fabrica de Valvulas, S.A.
 6A-0975
  Jensen International, Inc.
 ISO-0917
  Jensen International, Inc.
 Q1-0679
  Jensen International, Inc.
 TS-0624
  Jiangsu Chang-Bao Steel Tube Limited Co.
 5D-0132
  Jiangsu Changbao Precision Steel Tube Co., Ltd
 5CT-1037
  Jiangsu Changbao Precision Steel Tube Co., Ltd
 5D-0124
  Jiangsu Changbao Precision Steel Tube Co., Ltd
 5L-0697
  Jiangsu Changbao Precision Steel Tube Co., Ltd
 5LC-0018
  Jiangsu Dilong Piping System Co.
 5L-0774
  Jiangsu Dingxing Petroleum Machinery Co., Ltd.
 5CT-1078
  Jiangsu Dingxing Petroleum Machinery Co., Ltd.
 6D-0944
  Jiangsu GABO Pipe Tech-Making Co., Ltd
 5CT-1065
  Jiangsu GABO Pipe Tech-Making Co., Ltd
 5L-0717
  Jiangsu Hengda Machinery Manufacture Co., Ltd.
 6A-1029
  Jiangsu Hengda Machinery Manufacture Co., Ltd.
 16A-0241
  Jiangsu Hengda Machinery Manufacture Co., Ltd.
 16C-0125
  Jiangsu Hengwei Machinery Manufacturing Co., Ltd
 2C-0090
  Jiangsu Hengwei Machinery Manufacturing Co., Ltd
 7K-0225
  Jiangsu Huaiyin Marine Machinery Co., Ltd
 2C-0099
  Jiangsu Jin Shi Machinery Group Co., Ltd.
 Q1-0862
  Jiangsu Jin Shi Machinery Group Co., Ltd.
 TS-0724
  Jiangsu Jintong Drilling Tool Manufacturing Co.,Lt
 5D-0142
  Jiangsu Rudong Jinyou Machinery Co., Ltd.
 7K-0218
  Jiangsu RunYang Fitting Co., Ltd
 6H-0024
  Jiangsu Shined Petroleum Equipment Manufacturing Co., Ltd.
 7-1-0690
  Jiangsu Shined Petroleum Equipment Manufacturing Co., Ltd.
 11B-0095
  Jiangsu Shuangxin Reducer Machinery Co, Ltd
 11E-0131
  Jiangsu Tiancheng Steel Pipe Co., Ltd.
 5CT-0905
  Jiangsu Tiancheng Steel Pipe Co., Ltd.
 5D-0140
  Jiangsu Tiancheng Steel Pipe Co., Ltd.
 5L-0627
  Jiangsu Tianyuan Steel Tube Co., Ltd
 5CT-1048
  Jiangsu Tianyuan Steel Tube Co., Ltd
 5L-0704
  Jiangsu Zhongshi Machinery Co.Ltd.
 7K-0241
  Jiangsu Zhongshi Machinery Co.Ltd.
 8C-0142
  Jiangsu Zhongxin Pipe Sci-tec Co.,Ltd
 5LD-0017
  Jiangyin Changjiang Oil Special Pipe Manufacture Co. Ltd.
 5CT-1066
  Jiangyin Changjiang Oil Special Pipe Manufacture Co. Ltd.
 ISO-0993
  Jiangyin Changjiang Oil Special Pipe Manufacture Co. Ltd.
 Q1-0770
  Jiangyin Changjiang Oil Special Pipe Manufacture Co. Ltd.
 TS-0603
  Jiangyin Huashi Metal Products Factory
 5CT-1024
  Jiangyin Huashi Metal Products Factory
 5L-0690
  Jiangyin Long-Bright Drill Pipe Manufacture Co., Ltd.
 5CT-1090
  Jiangyin Long-Bright Drill Pipe Manufacture Co., Ltd.
 7-0639
  Jiangyin Tianfeng Flange Co.,Ltd
 6H-0034
  Jiangyin Tianning Metal Pipe Fittings Co. Ltd.
 6H-0032
  Jiangyin Xingliujia Machinery Manufacturing Co., L
 5CT-1151
  Jiangyin Xingliujia Machinery Manufacturing Co., L
 7-0690
  Jianhu County Bowei Machinery Co., Ltd.
 6A-1028
  Jianhu County Xingyuan Machinery Manufacturing Co., Ltd
 6A-0901
  Jianhu County Xingyuan Machinery Manufacturing Co., Ltd
 16C-0096
  JianHu HaoHui Electricity Petrochemical Machinery
 6A-0999
  JianHu HaoHui Electricity Petrochemical Machinery
 16A-0232
  JianHu HaoHui Electricity Petrochemical Machinery
 16C-0115
  Jiaxing Shenghe Petroleum Machinery Co., Ltd.
 11AX-0082
  Jiaxing Yunzhuo Machinery Manufacturing Co., Ltd
 11B-0096
  Jinan Lushi Petroleum Machinery Co., Ltd
 7K-0233
  Jindal Saw Limited/Bellary Facility
 5L-0744
  Jinhu Hengli Machinery Co. Ltd.
 6A-1030
  Jinhu Kechuang Petroleum Machine Factory
 6A-1019
  Jinhu Xianghe Petroleum Machine Co Ltd
 6A-1035
  Jinhu Xianghe Petroleum Machine Co Ltd
 16C-0127
  Jinhu Xianghe Petroleum Machine Co Ltd
 ISO-1018
  Jinhu Xianghe Petroleum Machine Co Ltd
 Q1-0802
  Jinhu Xianghe Petroleum Machine Co Ltd
 TS-0660
  Jiyuan Zhongyuan Special Steel Drilling Equipment Co. Ltd
 7-1-0679
  Jiyuang Huaxin Hydraulic Engineering CO.,LTD.
 7-1-0753
  Joint Venture Vietsovpetro
 2B-0101
  Jsc "Lse Af & Ss"Specavtomatika"
 6D-0980
  Ju Long Steel Pipe Co., Ltd.
 2B-0110
  Jubail Energy Services Company (JESCO)
 5CT-1079
  Jubail Energy Services Company (JESCO)
 5L-0724
  Jubail Energy Services Company (JESCO)
 ISO-1009
  Jubail Energy Services Company (JESCO)
 Q1-0789
  Jubail Energy Services Company (JESCO)
 TS-0626
  Kaifeng High & Middle Pressure Valves Co., Ltd
 6D-0963
  Kaist Valve Group Co., Ltd
 6D-0830
  Kakoti Engineering Works
 ISO-1057
  Kakoti Engineering Works
 Q1-0553
  Kakoti Engineering Works
 TS-0710
  KDM Machine Works, Ltd.
 5CT-1161
  KDM Machine Works, Ltd.
 6A-0966
  KDM Machine Works, Ltd.
 ISO-0915
  KDM Machine Works, Ltd.
 Q1-0676
  KDM Machine Works, Ltd.
 TS-0502
  Kelamayi King-bull Infortec Industry Control Company
 6A-0995
  Key Sung Metal Co., LTD
 600-0085
  Kliver Ltd.
 4F-0233
  Koken Boring Machine Co., Ltd.
 7-1-0757
  Koken Boring Machine Co., Ltd.
 ISO-1111
  Koken Boring Machine Co., Ltd.
 Q1-0908
  Koken Boring Machine Co., Ltd.
 TS-0770
  Korla Jinsha Petroleum Machinery Manufacture Co.,
 6A-1050
  Korla Jinsha Petroleum Machinery Manufacture Co.,
 16C-0131
  Koso Fluid Control Pvt Ltd
 6D-0966
  KSB Service GmbH
 6D-0875
  KSB Valves (Shanghai) Co.,Ltd.
 600-0088
  KSB Valves (Shanghai) Co.,Ltd.
 6D-0997
  KSP Steel LLP
 5CT-1052
  KSP Steel LLP
 5L-0706
  KSP Steel LLP
 ISO-0970
  KSP Steel LLP
 Q1-0744
  KSP Steel LLP
 TS-0576
  KUKALLOY LTD.
 6D-0827
  KUKALLOY LTD.
 ISO-0827
  KUKALLOY LTD.
 Q1-0578
  KUKALLOY LTD.
 TS-0399
  Laiwu Steel Group - Zibo Anchor Chain Co., Ltd./Qingdao Branch
 2F-0015
  Lanzhou Petrochemical Company Machinery Factory
 6D-0926
  Lanzhou Petrochemical Company Machinery Factory
 ISO-0976
  Lanzhou Petrochemical Company Machinery Factory
 Q1-0750
  Lanzhou Petrochemical Company Machinery Factory
 TS-0582
  Laxmi Udyog Oil Field Equipments Private Limited
 5CT-1096
  Leestone Industry Ltd.
 5CT-1073
  Leestone Industry Ltd.
 5D-0128
  Leestone Industry Ltd.
 Q1-0778
  Leighton Engineering
 5CT-0564
  Leighton Engineering
 6A-0612
  Leighton Engineering
 7-1-0426
  Leshan Scana Machinery Co., Ltd.
 16A-0216
  Liaocheng Jingxin Seamless Steel Pipe Manufacturing Co. Ltd.
 5CT-1108
  Liaocheng Jingxin Seamless Steel Pipe Manufacturing Co. Ltd.
 5L-0741
  Liaocheng Xinpengyuan Metal Manufacture Co.,Ltd
 5CT-1149
  Liaocheng Xinpengyuan Metal Manufacture Co.,Ltd
 5L-0769
  Liaoning Kailong Valve Co., Ltd.
 6D-0780
  Lincoln Manufacturing South, Inc./Tomball Facility
 5CT-0444.2
  Lincoln Manufacturing South, Inc./Tomball Facility
 5L-0365.2
  Lincoln Manufacturing South, Inc./Tomball Facility
 7-1-0578.1
  Lincoln Manufacturing South, Inc./Tomball Facility
 ISO-0902
  Lincoln Manufacturing South, Inc./Tomball Facility
 Q1-0661
  Lincoln Manufacturing South, Inc./Tomball Facility
 TS-0487
  Linyi Yinlong Steel Tube Co., Ltd.
 5CT-1094
  Linyi Yinlong Steel Tube Co., Ltd.
 5L-0730
  Linzhou Fengbao Pipe Industry Co., Ltd.
 5CT-1043
  Linzhou Fengbao Pipe Industry Co., Ltd.
 5L-0699
  Lishui Yihbeen Valve Co., Ltd.
 600-0075
  Lishui Yihbeen Valve Co., Ltd.
 6D-0892
  LLC Research and Production Enterprise "Fiberglass Pipes Plant"
 ISO-0956
  LLC Research and Production Enterprise "Fiberglass Pipes Plant"
 Q1-0728
  LLC Research and Production Enterprise "Fiberglass Pipes Plant"
 TS-0559
  LPN Plate Mill Public Company Limited
 2W-0012
  LTS, LLC
 6A-1059
  Luoyang Hongtuo Heavy-Duty Gear Box Co., Ltd.
 7K-0242
  Luoyang Sentry Petroleum Equipment Co.,Ltd.
 11E-0136
  Luoyang Xuri Gearings Manufacturing Co.,Ltd.
 11E-0146
  LVF S.p.A.
 602-0013
  M I Swaco/Galveston Bulk Terminal Grinding Plant
 13A-0048
  M I Swaco/Galveston Bulk Terminal Grinding Plant
 ISO-1023
  M I Swaco/Galveston Bulk Terminal Grinding Plant
 Q1-0808
  M I Swaco/Galveston Bulk Terminal Grinding Plant
 TS-0666
  M/S Arihant Domestic Appliances Pvt Ltd
 5CT-1122
  M/S Arihant Domestic Appliances Pvt Ltd
 5L-0749
  M/S Jindal (India) Limited, Line Pipe Division
 5L-0713
  M/S Jindal (India) Limited, Line Pipe Division
 ISO-1086
  M/S Jindal (India) Limited, Line Pipe Division
 Q1-0898
  M/S Jindal (India) Limited, Line Pipe Division
 TS-0760
  Machine Systems, LLC
 5CT-1118
  Machine Systems, LLC
 7-1-0730
  Magwen Valves GmbH
 594-0004
  Magwen Valves GmbH
 602-0012
  Magwen Valves GmbH
 609-0022
  Magwen Valves GmbH
 6A-1012
  MAHLE Filter Systems (India) Limited
 1581-0009
  Manluk Industries
 TS-0718
  Master Flo Valve, Inc.
 ISO-1098
  Material Testing Center of Production Research Ins
 ISO-1088
  Material Testing Center of Production Research Ins
 Q1-0896
  Material Testing Center of Production Research Ins
 TS-0758
  MCC Liaoning Dragon Pipe Industries Co., Ltd - EMS
 ISO-E0009
  Mecanic Sud Industrie
 5CT-1082
  Mecanic Sud Industrie
 7-1-0709
  Mechanical Engineering Company of Qinghai Petroleum Administration
 5CT-0998
  Mechanical Factory of CNPC Qinghai Oilfield Company
 11E-0111
  Mechanical Systems Limited
 5CT-1119
  Mechanical Systems Limited
 6A-1047
  Mechanical Systems Limited
 ISO-1049
  Mechanical Systems Limited
 Q1-0842
  Mechanical Systems Limited
 TS-0702
  Megasteel Sdn Bhd
 ISO-0848
  Megasteel Sdn Bhd
 Q1-0600
  Megasteel Sdn Bhd
 TS-0424
  Metall-Treat Industries Pte Ltd
 ISO-0986
  Metall-Treat Industries Pte Ltd
 Q1-0761
  Metall-Treat Industries Pte Ltd
 TS-0594
  Meyer Service Company
 16D-0046
  Middle East Tubular Services Limited
 5CT-1008
  Middle East Tubular Services Limited
 7-0650
  Middle East Tubular Services Limited
 ISO-0907
  Middle East Tubular Services Limited
 Q1-0668
  Middle East Tubular Services Limited
 TS-0495
  Mission Petroleum
 6A-1018
  Mission Petroleum
 ISO-0992
  Mission Petroleum
 Q1-0769
  Mission Petroleum
 TS-0602
  MKR Machining Pte. Ltd.
 5CT-1107
  MKR Machining Pte. Ltd.
 6A-1039
  MKR Machining Pte. Ltd.
 7-1-0720
  MKR Machining Pte. Ltd.
 ISO-1036
  MKR Machining Pte. Ltd.
 Q1-0825
  MKR Machining Pte. Ltd.
 TS-0684
  MMI Holdings Limited
 Q1-0752
  MMI Holdings Limited
 TS-0584
  Morales Machine Shop & Transportation LLC
 7-1-0745
  MountWest Global Erbil limited
 5CT-1160
  MountWest Global Erbil limited
 7-1-0756
  MountWest Global Erbil limited
 ISO-1087
  MountWest Global Erbil limited
 Q1-0897
  MountWest Global Erbil limited
 TS-0759
  MS Herkules SDN BHD
 2C-0091
  MS Herkules SDN BHD
 ISO-0978
  MS Herkules SDN BHD
 Q1-0751
  MS Herkules SDN BHD
 TS-0583
  Mudanjiang City Jinhuan Petrochemical Equipment Co
 7-1-0696
  Mudanjiang City Xinxiang Petroleum Machinery Co., Ltd.
 7-1-0722
  Mudanjiang Dongyuan Petroleum Drilling Instruments Co., Ltd.
 7-1-0754
  Mudanjiang North Machine Manufacturing Co., Ltd
 7-1-0737
  Mudanjiang Petroleum Downhole Tools Co., Ltd.
 7-1-0723
  Mudanjiang Zhongyuan Drilling Co., Ltd.
 11E-0138
  Nafta-Gaz-Serwis S.A.
 6A-1058
  Nangfang Space Navigation Science & Technology Co., Ltd.
 7-1-0662
  Nanjing Julong Steel Pipe Co.,Ltd.
 2B-0114
  Nanjing Julong Steel Pipe Co.,Ltd.
 5L-0773
  Nanjing Tianduo Mechanical Device Makes Co., Ltd.
 5CT-1154
  Nanjing Tianduo Mechanical Device Makes Co., Ltd.
 7-0691
  Nanjing Weiye Machinery Co., Ltd.
 16C-0133
  Nanning City Gongli Steeltubes Manufacturing Co., Ltd
 5L-0705
  Nantong Excel Machinery Co., Ltd
 7K-0231
  Nantong Excel Machinery Co., Ltd
 ISO-0981
  Nantong Excel Machinery Co., Ltd
 Q1-0754
  Nantong Excel Machinery Co., Ltd
 TS-0586
  Nantong Yongda Pipe Industry Incorporated Company
 5CT-1098
  Nantong Yongda Pipe Industry Incorporated Company
 5D-0131
  Nantong Yongda Pipe Industry Incorporated Company
 7-0677
  National Oilwell Varco
 ISO-1047
  National Oilwell Varco
 Q1-0840
  National Oilwell Varco
 TS-0700
  National Oilwell Varco/Pedestal Crane Group
 Q1-0774
  National Oilwell Varco/Pedestal Crane Group
 TS-0608
  Nb United Steel Products Manufacturing Co.,Ltd
 5L-0746
  Nick Stelly Welding & Machine Shop
 5CT-1131
  Nick Stelly Welding & Machine Shop
 7-1-0746
  Ningbo Daxie New Mayer Steel Pipe Co., Ltd.
 5L-0732
  Ningxia Changyuan Petroleum & Natural Gas Technology Co.
 7-0653
  Ningxia Yinxing Energy Co., Ltd
 609-0021
  Ningxia Yinxing Energy Co., Ltd
 6D-0928
  Norflow Controls
 600-0089
  Norflow Controls
 602-0016
  Norflow Controls
 6A-1078
  Norflow Controls
 6D-0998
  Norms-ShenZhen HaiYou Mechanical Equipment Company
 5CT-1117
  Norms-ShenZhen HaiYou Mechanical Equipment Company
 7-1-0738
  NOV Sara India Pvt. Ltd/Selaqui
 6A-0984
  NOV Sara India Pvt. Ltd/Selaqui
 16A-0230
  NOV Sara India Pvt. Ltd/Selaqui
 16C-0114
  NRG Manufacturing, INC.
 ISO-1076
  NRG Manufacturing, INC.
 Q1-0872
  NRG Manufacturing, INC.
 TS-0734
  Nuova OMG SRL
 6A-1042
  Nuova OMG SRL
 7-1-0724
  Nuova OMG SRL
 ISO-1040
  Nuova OMG SRL
 Q1-0829
  Nuova OMG SRL
 TS-0688
  Nupigeco Spa
 15LE-0015
  OCS Training Institute
 TPCP-0179
  ODERCO Oil Equipment
 7K-0183
  ODERCO Oil Equipment
 8C-0120
  Offshore Seals (Asia) Pte. Ltd.
 6A-1037
  Offshore Seals (Asia) Pte. Ltd.
 ISO-1025
  Offshore Seals (Asia) Pte. Ltd.
 Q1-0810
  Offshore Seals (Asia) Pte. Ltd.
 TS-0668
  Oil Field Sealing Techno Systems Pvt. Ltd.
 6A-1021
  Oil States Industries, Inc. - Houston Operations
 Q1-0709
  Oil Tools Africa Limited
 5CT-1042
  Oil Tools Africa Limited
 6A-1002
  Oil Tools Africa Limited
 7-1-0680
  Oil Tools Africa Limited
 ISO-0954
  Oil Tools Africa Limited
 Q1-0724
  Oil Tools Africa Limited
 TS-0555
  Oilfield & Engineering Services (1996) Ltd
 ISO-1092
  Oilfield & Engineering Services (1996) Ltd
 Q1-0892
  Oilfield & Engineering Services (1996) Ltd
 TS-0754
  Oilfield Services & Supplies (India) Pvt Ltd.
 7-0662
  Oilfield Services & Supplies (India) Pvt Ltd.
 ISO-0939
  Oilfield Services & Supplies (India) Pvt Ltd.
 Q1-0704
  Oilfield Services & Supplies (India) Pvt Ltd.
 TS-0534
  Okay Fluid Machinery Co. Ltd
 6D-0948
  Ommi Forge Private Limited
 6A-1048
  Ommi Forge Private Limited
 ISO-1053
  Ommi Forge Private Limited
 Q1-0846
  Ommi Forge Private Limited
 TS-0706
  Omni Oil Technologies
 Q1-0711
  Omni Oil Technologies
 TS-0542
  Omni Oil Technologies (Asia) Sdn Bhd
 7-1-0742
  Omni Oil Technologies (Asia) Sdn Bhd
 Q1-0867
  Omni Oil Technologies (Asia) Sdn Bhd
 TS-0729
  OMPA di Pasquale D' Allevo
 7-1-0326
  Open and Close Equipment
 16D-0043
  Open Joint-Stock Company "Urals Pipe Works"
 5L-0772
  Open Joint-Stock Company "Urals Pipe Works"
 ISO-1085
  Open Joint-Stock Company "Urals Pipe Works"
 Q1-0899
  Open Joint-Stock Company "Urals Pipe Works"
 TS-0761
  Orion Drilling Company, LLC
 4F-0213
  Orion Drilling Company, LLC
 ISO-0971
  Orion Drilling Company, LLC
 Q1-0745
  Orion Drilling Company, LLC
 TS-0577
  Orrcon Operations Pty. Ltd./Pipe and Large Tube Division
 5CT-0971
  Os Valve Co.,Ltd
 6D-0979
  Os Valve Co.,Ltd
 Q1-0877
  Os Valve Co.,Ltd
 TS-0739
  P.T. Alphacon Valfindo
 600-0053
  P.T. Alphacon Valfindo
 602-0003
  P.T. Alphacon Valfindo
 6D-0805
  P.T. SSE Van Der Horst Indonesia
 ISO-0934
  P.T. SSE Van Der Horst Indonesia
 Q1-0698
  P.T. SSE Van Der Horst Indonesia
 TS-0527
  P.T. Unichem Candi Industri
 Q1-0799
  P.T. Unichem Candi Industri
 TS-0655
  Pacific Rim Manufacturing, Inc.
 ISO-1021
  Pacific Rim Manufacturing, Inc.
 Q1-0806
  Pacific Rim Manufacturing, Inc.
 TS-0664
  Panjin Guixin Petroleum Machinery Manufacture Co., Ltd.
 6A-1010
  Panjin Guixin Petroleum Machinery Manufacture Co., Ltd.
 16A-0237
  Panjin Guixin Petroleum Machinery Manufacture Co., Ltd.
 16C-0121
  Panjin Liaohe Oil Field Jinyu Petroleum Equipment
 11B-0103
  Panjin Liaohe Oilfield Chenzhou Drilling Equipment Co., Ltd.
 11AX-0089
  Panjin Liaohe Oilfield Jinhuan Company Corporation
 5CT-1064
  Panjin Liaohe Oilfield Lihe Engineering Co., Ltd.
 6A-0974
  Panjin Preeminence Petroleum Machinery Equipment Manufacture Co. Ltd
 6A-0983
  Panyang Xinyu Petro-chemical Machinery Co., Ltd
 4F-0235
  Panyang Xinyu Petro-chemical Machinery Co., Ltd
 5CT-1164
  Panyang Xinyu Petro-chemical Machinery Co., Ltd
 6A-1077
  Panyang Xinyu Petro-chemical Machinery Co., Ltd
 11AX-0095
  Panyang Xinyu Petro-chemical Machinery Co., Ltd
 11E-0147
  Panyu Chukong Steel Pipe Co., Ltd./Guangzhou Facility
 2B-0109
  Patriot Crane, LLC/Golden Spike Manufacturing Facility
 2C-0097
  Patriot Crane, LLC/Golden Spike Manufacturing Facility
 ISO-1056
  Patriot Crane, LLC/Golden Spike Manufacturing Facility
 Q1-0849
  Patriot Crane, LLC/Golden Spike Manufacturing Facility
 TS-0709
  Petro Oil Tools, PT
 6A-1032
  Petro Oil Tools, PT
 16A-0242
  Petro-Pipe (Sabah) Sdn. Bhd.
 5L-0731
  Petro-Pipe (Sabah) Sdn. Bhd.
 ISO-1017
  Petro-Pipe (Sabah) Sdn. Bhd.
 Q1-0797
  Petro-Pipe (Sabah) Sdn. Bhd.
 TS-0653
  Petrofac Mechanical Services (PMS)
 5CT-1143
  Petrofac Mechanical Services (PMS)
 6A-1066
  Petrofac Mechanical Services (PMS)
 7-0687
  Petrofac Mechanical Services (PMS)
 7-1-0751
  Petrofac Mechanical Services (PMS)
 16A-0246
  Petrofac Mechanical Services (PMS)
 16C-0135
  Petrofac Mechanical Services (PMS)
 16D-0050
  Petrojet - Idku Workshop
 11E-0137
  Petroleum Machinery Factory of Bohai Petroleum Manufacturing Co., Ltd.
 7-0693
  Petroleum Machinery Factory of Bohai Petroleum Manufacturing Co., Ltd.
 7-1-0755
  Petroleum Machinery Factory of Bohai Petroleum Manufacturing Co., Ltd.
 8C-0148
  Petroleum Machinery Factory of Bohai Petroleum Manufacturing Co., Ltd.
 16C-0136
  PetroMaterials (Cangzhou) Co., Ltd.
 5D-0126
  PetroMaterials (Cangzhou) Co., Ltd.
 7-1-0691
  PetroMaterials Yangzhou Co., Ltd
 5L-0691
  Petrostar Valve
 6D-0898
  Petrostar Valve
 ISO-0926
  Petrostar Valve
 Q1-0689
  Petrostar Valve
 TS-0518
  Petrowell Ltd.
 14A-0039
  Phoinix Global, LLC.
 6A-0990
  Pinnacle Manufacturing
 7-1-0734
  Pipeflex Limited
 7K-0207
  Pipeflex Limited
 16C-0108
  Pipeflex Limited
 ISO-0887
  Pipeflex Limited
 Q1-0639
  Pipeflex Limited
 TS-0471
  PK Borets - Lysvaneftemash
 ISO-0937
  PK Borets - Lysvaneftemash
 Q1-0702
  PK Borets - Lysvaneftemash
 TS-0532
  Plano Machine & Instrument, Inc.
 ISO-0961
  Plano Machine & Instrument, Inc.
 Q1-0718
  Plano Machine & Instrument, Inc.
 TS-0549
  PNI Training Centre
 TPCP-0176
  Polestar Marine Engineering Ptd Ltd
 ISO-1081
  Polestar Marine Engineering Ptd Ltd
 Q1-0878
  Polestar Marine Engineering Ptd Ltd
 TS-0740
  Prakash Steelage Ltd.
 5LC-0024
  Prakla Bohrtechnik Gmbh
 7-0672
  Prakla Bohrtechnik Gmbh
 ISO-1008
  Prakla Bohrtechnik Gmbh
 Q1-0788
  Prakla Bohrtechnik Gmbh
 TS-0625
  PROMA Sp. Z o.o
 5CT-0994
  PROTOOLS (Hunt Oiltool International Industrial Company)/Mussafa Industrial Area
 6A-1076
  Pt Alloy Mas Oilfield Services
 5CT-1136
  Pt Alloy Mas Oilfield Services
 7-1-0749
  Pt Alloy Mas Oilfield Services
 ISO-1082
  Pt Alloy Mas Oilfield Services
 Q1-0879
  Pt Alloy Mas Oilfield Services
 TS-0741
  PT. Citra Tubindo Engineering
 4F-0219
  PT. Profab Indonesia
 2B-0107
  PT. Profab Indonesia
 4F-0208
  PT. SAKA TEHNIK UTAMA
 6A-1003
  PT. SAKA TEHNIK UTAMA
 7-1-0681
  PT. Servotech Indonesia
 5CT-1039
  Pt. Servotech Indonesia
 6A-1068
  Pt. Servotech Indonesia
 11E-0145
  PT. Servotech Indonesia
 ISO-0947
  PT. Servotech Indonesia
 Q1-0713
  PT. Servotech Indonesia
 TS-0544
  PT. Tri Graha Sealisindo
 ISO-1026
  PT. Tri Graha Sealisindo
 Q1-0814
  PT. Tri Graha Sealisindo
 TS-0672
  Pumping Unit Manufacturing Plant of Shengli Oil Field Freet Petroleum Equipment Co., Ltd.
 6A-0915
  Punjab Hammers Pvt Ltd
 6A-0965
  Punjab Hammers Pvt Ltd
 ISO-0914
  Punjab Hammers Pvt Ltd
 Q1-0675
  Punjab Hammers Pvt Ltd
 TS-0501
  Puyang Zhongshi Group Co., Ltd.
 10D-0030
  Qingdao Haixu Petroleum Pump Industry Co., Ltd.
 4F-0211
  Qingdao Haixu Petroleum Pump Industry Co., Ltd.
 7-1-0685
  Qingdao Haixu Petroleum Pump Industry Co., Ltd.
 7K-0228
  Qingdao Kehua Petroleum Machinery Co., Ltd.
 5CT-1124
  Qingdao Kehua Petroleum Machinery Co., Ltd.
 7K-0248
  Qingtian Ruixing Valve Co., Ltd
 6D-0958
  Qiqihaer North Machinery Limited Liability Company
 8C-0141
  Qiqihaer North Machinery Limited Liability Company
 ISO-0998
  Qiqihaer North Machinery Limited Liability Company
 Q1-0777
  Qiqihaer North Machinery Limited Liability Company
 TS-0611
  Recon Machining and Manufacturing Ltd.
 ISO-0843
  Recon Machining and Manufacturing Ltd.
 Q1-0594
  Recon Machining and Manufacturing Ltd.
 TS-0417
  Red Deer Ironworks Inc.
 6A-1072
  Renqiu City Tie Hu Petroleum Machinery Co., Ltd.
 16D-0047
  Rig Works, Inc
 4F-0212
  Rig-Up Services Inc.
 ISO-1063
  Rig-Up Services Inc.
 Q1-0857
  Rig-Up Services Inc.
 TS-0717
  Rongcheng city Rongli Valve Co., Ltd.
 6A-1055
  Rongsheng Machinery Manufacture Ltd of Huabei Oilfield, Hebei
 16D-0045
  Russell Oilfield Equipment Co, INC.
 ISO-1084
  Russell Oilfield Equipment Co, INC.
 Q1-0900
  Russell Oilfield Equipment Co, INC.
 TS-0762
  RVW-Neway, S.A. de C.V.
 600-0068
  RVW-Neway, S.A. de C.V.
 602-0009
  RVW-Neway, S.A. de C.V.
 603-0002
  SAAG Oilfield Engineering (S) Pte Ltd
 4F-0226
  SAAG Oilfield Engineering (S) Pte Ltd
 ISO-1045
  SAAG Oilfield Engineering (S) Pte Ltd
 Q1-0838
  SAAG Oilfield Engineering (S) Pte Ltd
 TS-0697
  SACCAP
 600-0083
  SACCAP
 602-0015
  SACCAP
 608-0005
  SACCAP
 6A-1060
  SACCAP
 6D-0985
  Saehan Entech Co., Ltd
 6D-0978
  Saehan Entech Co., Ltd
 ISO-1103
  Saehan Entech Co., Ltd
 Q1-0884
  Saehan Entech Co., Ltd
 TS-0745
  Sammi Machinery Co.
 ISO-0959
  Sammi Machinery Co.
 Q1-0722
  Sammi Machinery Co.
 TS-0553
  SanDong Metal Industry Co., Ltd.
 6A-1064
  SanDong Metal Industry Co., Ltd.
 6D-0988
  SanDong Metal Industry Co., Ltd.
 16C-0134
  SanDong Metal Industry Co., Ltd.
 ISO-1104
  SanDong Metal Industry Co., Ltd.
 Q1-0883
  SanDong Metal Industry Co., Ltd.
 TS-0744
  SC Metal Somet SA
 10D-0029
  Schlumberger Completion Systems/Houston Facility
 ISO-1052
  Schlumberger Completion Systems/Houston Facility
 Q1-0845
  Schlumberger Completion Systems/Houston Facility
 TS-0705
  Schoeller-Bleckmann-Darron-Russia
 ISO-1042
  Schoeller-Bleckmann-Darron-Russia
 Q1-0832
  Schoeller-Bleckmann-Darron-Russia
 TS-0692
  Schooner Petroleum Services Inc.
 ISO-0921
  Schooner Petroleum Services Inc.
 Q1-0683
  Schooner Petroleum Services Inc.
 TS-0513
  SeAH Steel Vina Corporation/Vietnam Plant
 5CT-1139
  SeAH Steel Vina Corporation/Vietnam Plant
 5L-0764
  Seatrax, Inc.
 Q1-0716
  Seatrax, Inc.
 TS-0547
  Sebromenca
 6A-0806
  Sebromenca
 16A-0178
  Sebromenca
 ISO-0982
  Sebromenca
 Q1-0755
  Sebromenca
 TS-0587
  SERVAgroup
 4F-0223
  SERVAgroup
 ISO-1016
  SERVAgroup
 Q1-0796
  SERVAgroup
 TS-0650
  Service King Manufacturing, Inc.
 4F-0181
  Service King Manufacturing, Inc.
 ISO-0810
  Service King Manufacturing, Inc.
 Q1-0561
  Service King Manufacturing, Inc.
 TS-0379
  Services Algoa E.G. Ltd
 5CT-1130
  Services Algoa E.G. Ltd
 7-1-0743
  Services Algoa E.G. Ltd
 ISO-1073
  Services Algoa E.G. Ltd
 Q1-0870
  Services Algoa E.G. Ltd
 TS-0732
  Servisilva Cía. Ltda.
 5CT-1070
  Servisilva Cía. Ltda.
 7-1-0698
  Servisilva Cía. Ltda.
 Q1-0773
  Servisilva Cía. Ltda.
 TS-0606
  SETIN TRED S.A. DE C.V
 6A-1067
  SETIN TRED S.A. DE C.V
 7-1-0752
  SETIN TRED S.A. DE C.V
 ISO-1101
  SETIN TRED S.A. DE C.V
 Q1-0886
  SETIN TRED S.A. DE C.V
 TS-0747
  Shaanxi Baoshen(Group) Petroleum Machinery Manufac
 4F-0234
  Shaanxi Baoshen(Group) Petroleum Machinery Manufac
 7K-0254
  Shaanxi Baoshen(Group) Petroleum Machinery Manufac
 11E-0143
  Shaanxi FYPE Rigid Machinery Co., Ltd
 ISO-1089
  Shaanxi FYPE Rigid Machinery Co., Ltd
 Q1-0895
  Shaanxi FYPE Rigid Machinery Co., Ltd
 TS-0757
  Shaanxi Jiabao Petroleum Machinery Manufacture Co.
 5CT-1148
  Shaanxi Jiabao Petroleum Machinery Manufacture Co.
 7-0689
  Shaanxi Qindong Tubular Goods Manufacturing Co., L
 5CT-1146
  Shaanxi Yuandong Industry Co.,Ltd
 5CT-1067
  Shan Dong Jinghua Petroleum Equipment Co., Ltd.
 11B-0097
  Shandong Chuangjia Petroleum Machinery Co., Ltd
 6A-1025
  Shandong Chuangjia Petroleum Machinery Co., Ltd
 16A-0238
  Shandong Chuangjia Petroleum Machinery Co., Ltd
 16C-0124
  Shandong Chuangjia Petroleum Machinery Co., Ltd
 ISO-0997
  Shandong Chuangjia Petroleum Machinery Co., Ltd
 Q1-0776
  Shandong Chuangjia Petroleum Machinery Co., Ltd
 TS-0610
  Shandong DongBao Steel Pipe Co., Ltd.
 11AX-0092
  Shandong East China Petroleum Pipes & Drilling Tools Co., Ltd.
 7-0643
  Shandong Huitong Steel Tube Making Co., Ltd.
 5CT-1093
  Shandong Huitong Steel Tube Making Co., Ltd.
 5L-0729
  Shandong Jinshenglong Machinery Co., Ltd
 11AX-0093
  Shandong Jinshenglong Machinery Co., Ltd
 11E-0140
  Shandong Jinzhou Petroleum Equipment Development Corp. Ltd.
 11E-0139
  Shandong Kerui Machinery Manufacturing Co., Ltd
 4F-0225
  Shandong Kerui Machinery Manufacturing Co., Ltd
 6A-1044
  Shandong Kerui Machinery Manufacturing Co., Ltd
 7K-0230
  Shandong Kerui Machinery Manufacturing Co., Ltd
 8A-0094
  Shandong Kerui Machinery Manufacturing Co., Ltd
 11E-0135
  Shandong Liaocheng ZGL Metal Manufacturing Co., Ltd
 5CT-1116
  Shandong Liaocheng ZGL Metal Manufacturing Co., Ltd
 5L-0747
  Shandong Linqu Qiancheng Petroleum Machinery Co., Ltd
 7K-0224
  Shandong Linqu Qiancheng Petroleum Machinery Co., Ltd
 16A-0231
  Shandong Luhai Drilling & Production Technology Co., Ltd.
 ISO-1020
  Shandong Luhai Drilling & Production Technology Co., Ltd.
 Q1-0804
  Shandong Luhai Drilling & Production Technology Co., Ltd.
 TS-0662
  Shandong Lvdu Environment Equipment Co., Ltd.
 7K-0198
  Shandong Qingneng Power Co., Ltd
 4F-0206
  Shandong Qingneng Power Co., Ltd
 7K-0172
  Shandong Qingneng Power Co., Ltd
 8C-0135
  Shandong Rongli Petroleum Machinery Co., Ltd.
 4F-0202
  Shandong Santian Linqu Petroleum Machinery Co., Ltd
 4F-0209
  Shandong Santian Linqu Petroleum Machinery Co., Ltd
 7K-0223
  Shandong Taifeng Steel Industry Co., Ltd.
 5CT-1135
  Shandong Taifeng Steel Industry Co., Ltd.
 5L-0760
  Shandong Tiancheng Valve Manufacturing Co.,Ltd
 6D-0970
  Shandong Weifang Zhongxing Machine Co., Ltd.
 11B-0102
  Shandong Yixin Manufacturer of Line Pipe Co. Ltd.
 5L-0726
  Shandong Yuanzheng Petroleum Equipment Co., Ltd.
 7K-0229
  Shandong Yuanzheng Petroleum Equipment Co., Ltd.
 11E-0127
  ShanDong ZhongZheng Steel Pipe Manufacturing Co.,LTD.
 5CT-1038
  ShanDong ZhongZheng Steel Pipe Manufacturing Co.,LTD.
 5L-0698
  Shanghai AARON Valve Manufacturing Co., Ltd.
 6A-0841
  Shanghai CP Petrochemical & General Machinery Co., Ltd./Shanghai HF Petrochem & General Machiney Co.
 6A-0914
  Shanghai CP Petrochemical & General Machinery Co., Ltd./Shanghai HF Petrochem & General Machiney Co.
 6D-0817
  Shanghai CP Petrochemical & General Machinery Co., Ltd./Shanghai HF Petrochem & General Machiney Co.
 16C-0099
  Shanghai Dongfeng Hardware Pipe Fittings Co. Ltd.
 6H-0031
  Shanghai Evermark Valves Co., Ltd.
 609-0019
  Shanghai Fenglei Valve Co., Ltd.
 6D-0953
  Shanghai Hailufeng Marine Valve Co., Ltd.
 6D-0829
  Shanghai Hugong Valve Factory
 6D-0744
  Shanghai KingTec Machinery Manufacturing Co., Ltd
 2C-0094
  Shanghai Nexcel Valve Technology Development Co., Ltd.
 6D-0952
  Shanghai Qiuyi Valve Co., Ltd.
 6D-0947
  Shanghai Sanzhou Automation Dash Co, Ltd.
 6D-0906
  Shanghai Shangzhou Valve Manufacturing Co., Ltd
 6D-0994
  Shanghai Weilun Valve & Hardware Co., Ltd.
 6A-1026
  Shanghai Zhenhua Port Machinery Co., Ltd. (ZPMC)
 2C-0098
  Shanxi East Machinery Co., Ltd.
 7-0641
  Shanxi East Machinery Co., Ltd.
 7-1-0648
  Shanxi Pingyao Reducer Co., Ltd.
 11E-0144
  Shanxi Tangronghailong Drill Tools Co. Ltd.
 7-1-0717
  Shanxi Tangronghailong Drill Tools Co. Ltd.
 ISO-1033
  Shanxi Tangronghailong Drill Tools Co. Ltd.
 Q1-0820
  Shanxi Tangronghailong Drill Tools Co. Ltd.
 TS-0678
  Shanxi Yida Petroleum Equipment Manufacture Co., Ltd.
 5CT-1114
  Shanxi Zhenxin Machine Autocontrol Equipment Co., Ltd.
 11E-0122
  Shashi Steel Pipe Works (Private) Limited
 ISO-0869
  Shashi Steel Pipe Works (Private) Limited
 Q1-0622
  Shashi Steel Pipe Works (Private) Limited
 TS-0447
  SHEENSTONE (Shenzhen) Oil Tools Co., Ltd.
 7-1-0686
  Shengli Oil Field ShengHua Industry Co., Ltd Petroleum Drill Rig Plant
 4F-0229
  Shengli Oil Field Shengli Electric Co., Ltd
 ISO-0995
  Shengli Oil Field Shengli Electric Co., Ltd
 Q1-0772
  Shengli Oil Field Shengli Electric Co., Ltd
 TS-0605
  Shenjiang Valve Co., Ltd
 600-0087
  Shenzhen Weisheng ITS Petroleum Tubular & Equipment Company, Ltd Tianjin Company/Tianjin Facility
 5CT-1017
  Shenzhen Weisheng ITS Petroleum Tubular & Equipment Company, Ltd Tianjin Company/Tianjin Facility
 7-1-0666
  Shifang City Chongtai Petroleum Machinery Co., Ltd.
 6A-0998
  Shipham Valves
 6D-0915
  Sichuan FST Machining Manufacturing Co.,Ltd.
 7-1-0733
  Sichuan Honghua Youxin Petroleum Mechanical Co., Ltd.
 8C-0149
  Sichuan Jianyang Air Cooler Manufacture Co., Ltd.
 ISO-0985
  Sichuan Jianyang Air Cooler Manufacture Co., Ltd.
 Q1-0760
  Sichuan Jianyang Air Cooler Manufacture Co., Ltd.
 TS-0593
  Sichuan Liandingshengji Science & Technology Co.
 7-1-0676
  Sichuan Oilman Machinery Co.,Ltd.
 11AX-0094
  Sichuan Oilman Machinery Co.,Ltd.
 11E-0142
  Sichuan Ourui Petroleum Equipment Co., Ltd.
 ISO-0920
  Sichuan Ourui Petroleum Equipment Co., Ltd.
 Q1-0682
  Sichuan Ourui Petroleum Equipment Co., Ltd.
 TS-0512
  Sichuan Sucher Flow Control Equipment Co., Ltd.
 6D-0975
  Sichuan Tiangong Valve Co., Ltd
 6A-0920
  Sichuan Wanji PDC Drill Bit Co. Ltd.
 7-1-0705
  Sichuan Zhongyou Tianneng Technology Co., Ltd
 6A-1049
  Sichuan Zhongyou Tianneng Technology Co., Ltd
 ISO-1055
  Sichuan Zhongyou Tianneng Technology Co., Ltd
 Q1-0848
  Sichuan Zhongyou Tianneng Technology Co., Ltd
 TS-0708
  Smith International Deutschland GmbH
 7-1-0694
  Smith Services LLC
 7-0661
  Société HOURAT
 7-1-0726
  Songyuan Daduo Oilfield Accessory Industry Co., Ltd
 5CT-1034
  Songyuan Daduo Oilfield Accessory Industry Co., Ltd
 5L-0696
  Songyuan Daduo Oilfield Accessory Industry Co., Ltd
 11B-0094
  Southern Gage, Inc.
 5B-0023
  Southern Gage, Inc.
 7-2-0422
  Southern Gage, Inc.
 11B-0058
  Special Machinery Inner Mongolia North Heavy Industries Group Co., Ltd.
 7-1-0713
  SPIE Oil and Gas Services Congo
 ISO-1013
  SPIE Oil and Gas Services Congo
 Q1-0793
  SPIE Oil and Gas Services Congo
 TS-0638
  Spindletop Production Tools
 4F-0217
  SRS International
 6A-1073
  Stabil Drill Specialties, LLC/Midland
 7-1-0623
  Stable Services Pte Limited, Singapore
 7-1-0702
  Stable Services Pte Limited, Singapore
 ISO-1000
  Stable Services Pte Limited, Singapore
 Q1-0780
  Stable Services Pte Limited, Singapore
 TS-0613
  Standard Oilfield Services
 ISO-1034
  Standard Oilfield Services
 Q1-0822
  Standard Oilfield Services
 TS-0680
  Steel Engineering Services Company (SESCO)
 10D-0025
  Stewart & Stevenson Power Products LLC/Victoria, TX
 4F-0221
  Stinger Wellhead Protection, Inc.
 5CT-1075
  Stinger Wellhead Protection, Inc.
 6A-1027
  Stinger Wellhead Protection, Inc.
 ISO-1007
  Stinger Wellhead Protection, Inc.
 Q1-0787
  Stinger Wellhead Protection, Inc.
 TS-0621
  Superior Derrick Services, L.L.C./St. Martinville Facility
 Q1-0811
  Superior Derrick Services, L.L.C./St. Martinville Facility
 TS-0669
  Suzhou Baoxin Seamless Steel Tube
 5L-0745
  Suzhou Yima Mechanical Technology Co., Ltd.
 6A-0972
  TaeChang Precision Ind. Co., Ltd
 6D-0956
  TaeChang Precision Ind. Co., Ltd
 ISO-1019
  TaeChang Precision Ind. Co., Ltd
 Q1-0803
  TaeChang Precision Ind. Co., Ltd
 TS-0661
  Taiyuan City Hengcheng Machine Manufacture Co., Ltd.
 11E-0116
  Taiyuan Yanagguangyuan Stainless Steel Products Co., Ltd.
 5LC-0017
  Taller Industrial El Tigre, C.A. TIETCA
 5CT-0968
  Taller Industrial El Tigre, C.A. TIETCA
 11B-0090
  Taller Industrial El Tigre, C.A. TIETCA
 14L-0025
  Taylor Valve Technology, Inc.
 ISO-1067
  Taylor Valve Technology, Inc.
 Q1-0860
  Taylor Valve Technology, Inc.
 TS-0721
  Techflow Flexibles (Yantai) Ltd.
 ISO-1048
  Techflow Flexibles (Yantai) Ltd.
 Q1-0841
  Techflow Flexibles (Yantai) Ltd.
 TS-0701
  Tecnoil Valve
 6A-1011
  Tecnoil Valve
 6D-0929
  Teduc S.R.L.
 TPCP-0177
  Teduc S.R.L.
 TPCP-0178
  Tenaris/Batam Plant
 5CT-1004
  Tenaris/Batam Plant
 7-1-0654
  Tesco Corporation
 7-0688
  Tesco Corporation
 8C-0147
  Tesco Corporation
 ISO-1097
  Tesco Corporation
 Q1-0889
  Tesco Corporation
 TS-0751
  Tex-Tube Company
 TS-0654
  The Equity Engineering Group, Inc.
 TPCP-0155
  The Equity Engineering Group, Inc.
 TPCP-0156
  The Equity Engineering Group, Inc.
 TPCP-0157
  The Equity Engineering Group, Inc.
 TPCP-0158
  The Factory Company International, Inc.
 ISO-1100
  The Factory Company International, Inc.
 Q1-0887
  The Factory Company International, Inc.
 TS-0748
  Thompson Metal Fab, Inc.
 ISO-1058
  Thompson Metal Fab, Inc.
 Q1-0853
  Thompson Metal Fab, Inc.
 TS-0713
  THT Corporation
 6D-0949
  Tianjin Bailizhanfa Group Co., Ltd.
 6D-0789
  Tianjin City Furen Steel Pipe Co., Ltd
 5L-0711
  Tianjin City Mingren Metallic Products Co., Ltd.
 5CT-1088
  Tianjin City Pengfu Seamless Steel Pipe Co., Ltd
 5L-0737
  Tianjin DaTong Grease Co., Ltd.
 ISO-0960
  Tianjin DaTong Grease Co., Ltd.
 Q1-0735
  Tianjin DaTong Grease Co., Ltd.
 TS-0566
  Tianjin Delisi Steel Tube Products Co., Ltd.
 5CT-1060
  Tianjin Denuo Petroleum Tube Co., Ltd.
 5CT-1099
  Tianjin Denuo Petroleum Tube Co., Ltd.
 5L-0736
  Tianjin Feilong Tube-Making Plant Co., Ltd
 5CT-1091
  Tianjin Feilong Tube-Making Plant Co., Ltd
 5L-0727
  Tianjin Flow Security Valve Co., Ltd.
 600-0076
  Tianjin Flow Security Valve Co., Ltd.
 6D-0954
  Tianjin Gangxin Seamless Steel Pipe Co., Ltd.
 5CT-1137
  Tianjin Gangxin Seamless Steel Pipe Co., Ltd.
 5L-0761
  Tianjin Guoxinyuan Petroleum Pipe Co., Ltd
 5CT-1152
  Tianjin Jingong Machinery Equipment Manufacture Co., Ltd.
 7-1-0732
  Tianjin Jingtong Drill Pipe Co., Ltd.
 5D-0114
  Tianjin Jingtong Drill Pipe Co., Ltd.
 ISO-0900
  Tianjin Jingtong Drill Pipe Co., Ltd.
 Q1-0659
  Tianjin Jingtong Drill Pipe Co., Ltd.
 TS-0485
  Tianjin Jinyuan Machinery Manufacture Co., Ltd.
 5CT-1063
  Tianjin Jinyuan Machinery Manufacture Co., Ltd.
 11AX-0085
  Tianjin Nate OCTG Co. Ltd.
 5D-0133
  Tianjin Tiansheng Petroleum Pipe Manufacturing Co.
 5D-0138
  Tianjin Tiansheng Petroleum Pipe Manufacturing Co.
 7-0685
  Tianjin Tuobolong Industry and Trading Co., Ltd
 7-1-0747
  Tianjin Zhongding Oil Drilling Tool Manufacturing
 5D-0141
  Tianjin Zhongding Oil Drilling Tool Manufacturing
 7-0692
  Tianshui Pneumatic Machinery Co.,Ltd
 5D-0135
  Tianshui Pneumatic Machinery Co.,Ltd
 7-0683
  Tianshui Tianli Special Steel Pipe Co.,Ltd
 5L-0721
  Tieling Haoyuan Petroleum Equipment Co., Ltd.
 11B-0101
  Tingyu Group Co., Ltd.
 6D-0991
  Titan Tubulars Nigeria Limited
 5CT-1041
  Titan Tubulars Nigeria Limited
 6A-1001
  Titan Tubulars Nigeria Limited
 ISO-0952
  Titan Tubulars Nigeria Limited
 Q1-0721
  Titan Tubulars Nigeria Limited
 TS-0552
  TIW Canada Ltd.
 ISO-0941
  TIW Canada Ltd.
 Q1-0706
  TIW Canada Ltd.
 TS-0538
  TK Corporation
 6A-0906
  Tokai Corporation Valve Division Yoneki Valve Works
 600-0071
  Tong Kwang Valve Industrial Co., Ltd.
 600-0079
  Tonghua CHENGHE Petroleum Machinery Co., Ltd.
 7K-0219
  Tonghua CHENGHE Petroleum Machinery Co., Ltd.
 8C-0133
  Tonghua Iron & Steel (Group) Panshi Seamless Steel Tube Co., Ltd
 5L-0702
  Top Oilfield Industries Ltd. Fzc
 16D-0048
  Top-Co Cementing Products, Inc.
 5CT-1156
  Top-Co Cementing Products, Inc.
 Q1-0836
  Top-Co Cementing Products, Inc.
 TS-0695
  Toscelik Profil Ve Sac Endustrisi A.S
 5L-0753
  TPCO Yuantong Pipe And Tube Corp. Ltd.
 5CT-1138
  TPCO Yuantong Pipe And Tube Corp. Ltd.
 5D-0139
  TPCO Yuantong Pipe And Tube Corp. Ltd.
 5L-0762
  Transco MFG Australia
 ISO-1041
  Transco MFG Australia
 Q1-0831
  Transco MFG Australia
 TS-0691
  Trelleborg Composite Hose ( Shangyu ) Co., Ltd
 ISO-0894
  Trelleborg Composite Hose ( Shangyu ) Co., Ltd
 Q1-0653
  Trelleborg Composite Hose ( Shangyu ) Co., Ltd
 TS-0511
  Tri-Service Oilfield Manufacturing Ltd./Nisku Facility
 7K-0251
  Truflo-Rona Sa
 6D-0930
  TSC Highlight Co., Ltd.
 ISO-1031
  TSC Highlight Co., Ltd.
 Q1-0818
  TSC Highlight Co., Ltd.
 TS-0676
  Tuberia Laguna, S.A. de C.V.
 TS-0567
  Tubhier S.A.
 15HR-0021
  Tubi S.P.A.
 5L-0714
  Tuyen Quang Minerals Joint Stock Company (TQM)
 13A-0044
  TY Valve Corporation
 594-0002
  TY Valve Corporation
 600-0063
  TY Valve Corporation
 603-0001
  TY Valve Corporation
 608-0003
  TY Valve Corporation
 ISO-0948
  TY Valve Corporation
 Q1-0658
  TY Valve Corporation
 TS-0484
  U.S. Clay, L.P. - Midland Plant
 13A-0042
  UCANU Manufacturing Corp.
 4F-0207
  UCANU Manufacturing Corp.
 ISO-0935
  UCANU Manufacturing Corp.
 Q1-0699
  UCANU Manufacturing Corp.
 TS-0528
  Ulterra Drilling Technologies
 Q1-0801
  Ulterra Drilling Technologies
 TS-0657
  Unique Machine, LLC
 5CT-1163
  Unique Machine, LLC
 7-1-0758
  Unitech Oil Tools (Kaiping) Ltd.
 7-1-0706
  United Spiral Pipe, LLC
 5L-0752
  United Spiral Pipe, LLC
 ISO-1060
  United Spiral Pipe, LLC
 Q1-0854
  United Spiral Pipe, LLC
 TS-0714
  United Van Der Horst Ltd.
 ISO-1062
  United Van Der Horst Ltd.
 Q1-0856
  United Van Der Horst Ltd.
 TS-0716
  Universal Tool & Production Co Ltd
 7-1-0693
  Uno-Steel (Jiangyin) Drilling Products Manufacturing Limited
 5CT-1036
  Uno-Steel (Jiangyin) Drilling Products Manufacturing Limited
 7-1-0677
  V.A. Tool's LTDA
 ISO-1108
  V.A. Tool's LTDA
 Q1-0905
  V.A. Tool's LTDA
 TS-0767
  VALBART s.r.l
 6DSS-0010
  Valvosider S.R.L.
 6A-0992
  Valvulas Ankle S.A. de C.V.
 6D-0765
  Veristic Technologies, Inc.
 4F-0172
  Viar Valvole S.R.L.
 6DSS-0008
  Viking Manufacturing & Machinery Industries, Inc.
 5CT-1049
  Viking Manufacturing & Machinery Industries, Inc.
 6A-1007
  Viking Manufacturing & Machinery Industries, Inc.
 7-1-0688
  Viking Manufacturing & Machinery Industries, Inc.
 ISO-0969
  Viking Manufacturing & Machinery Industries, Inc.
 Q1-0743
  Viking Manufacturing & Machinery Industries, Inc.
 TS-0575
  VIMEC Srl
 6A-0877
  VIMEC Srl
 6D-0774
  Vircap Sealingtech Private Limited
 6A-0986
  Vircap Sealingtech Private Limited
 ISO-0940
  Vircap Sealingtech Private Limited
 Q1-0705
  Vircap Sealingtech Private Limited
 TS-0535
  Virgo Europe Spa/Vanzaghello Plant
 6A-1045
  Virgo Europe Spa/Vanzaghello Plant
 6D-0964
  Vulcan Industrial Engineering Company Ltd.
 7-0678
  Waters International/Spartan Equipment & Supply
 ISO-1077
  Waters International/Spartan Equipment & Supply
 Q1-0873
  Waters International/Spartan Equipment & Supply
 TS-0735
  WDI GmbH, Drahtseilwerk Dortmund
 9A-0080
  Weatherford International de Argentina S. A./Planta Industrial Rio Tercero
 5CT-1158
  Weatherford South America Inc
 ISO-E0012
  Web Nordeste Ltda
 17D-0064
  Weifang East Pipe Industry Technical Co., Ltd.
 5CT-1074
  Weifang East Pipe Industry Technical Co., Ltd.
 5L-0722
  Weir Arabian Metals Company
 16C-0120
  Welded Tube Berkeley
 ISO-1093
  Welded Tube Delta
 ISO-1094
  Well Services Petroleum Company Ltd.
 4F-0224
  Well Services Petroleum Company Ltd.
 7-0676
  Well Services Petroleum Company Ltd.
 Q1-0805
  Well Services Petroleum Company Ltd.
 TS-0663
  Well-Completion Equipment Factory-COSL
 5CT-1007
  Well-Completion Equipment Factory-COSL
 ISO-0905
  Well-Completion Equipment Factory-COSL
 Q1-0666
  Well-Completion Equipment Factory-COSL
 TS-0493
  Welspun Gujarat Stahl Rohren Limited/Vadadala Facility
 2H-0021
  Welspun Gujarat Stahl Rohren Limited/Vadadala Facility
 2W-0014
  Wenzhou Stellar Pipe & Tube Group
 ISO-0892
  Wenzhou Stellar Pipe & Tube Group
 Q1-0651
  Wenzhou Stellar Pipe & Tube Group
 TS-0508
  Wenzhou VETZ Valve Co, Ltd
 6D-0914
  Wenzhou Zhongyi Group Shentong Valve Factory
 6D-0864
  Western Machines, LLC
 7-1-0744
  Western Machines, LLC
 ISO-1074
  Wirerope Works, Inc./Sunbury Facility
 9A-0077
  Wirerope Works, Inc./Sunbury Facility
 ISO-0932
  Wirerope Works, Inc./Sunbury Facility
 Q1-0695
  Wirerope Works, Inc./Sunbury Facility
 TS-0524
  WISCO WireCo Co. Ltd
 9A-0078
  Wood Group Pressure Control de Mexico S.A. de C.V.
 6A-1017
  Wood Group Pressure Control de Mexico S.A. de C.V.
 ISO-0989
  Wood Group Pressure Control de Mexico S.A. de C.V.
 Q1-0765
  Wood Group Pressure Control de Mexico S.A. de C.V.
 TS-0598
  Worldwide Oilfield Machine/Cunningham Road Facility
 6D-0981
  WSV Weidouli Valve Co., Ltd.
 6D-0961
  Wuhan Jianghan Petroleum Machinery Co., Ltd.
 Q1-0821
  Wuhan Jianghan Petroleum Machinery Co., Ltd.
 TS-0679
  Wuxi City Huaxing Marine Equipment Co., Ltd.
 2C-0087
  Wuxi City Jianhong Metal Products Co. Ltd.
 5CT-1109
  Wuxi Jinjie Petroleum Equipment Manufacturing Co., Ltd.
 7K-0239
  Wuxi Jinjie Petroleum Equipment Manufacturing Co., Ltd.
 ISO-1002
  Wuxi Jinjie Petroleum Equipment Manufacturing Co., Ltd.
 Q1-0782
  Wuxi Jinjie Petroleum Equipment Manufacturing Co., Ltd.
 TS-0615
  Wuxi Oil & Gas Petroleum Machinery Equipment Co., Ltd.
 5CT-1110
  WuXi OuLong Special Steel Pipe Co.,Ltd.
 5CT-1047
  WuXi OuLong Special Steel Pipe Co.,Ltd.
 5L-0703
  Wuxi Rogers Oil Pipe Co.,Ltd
 5CT-1035
  Wuxi Runfeng Special Pipe Co.,Ltd
 5CT-1046
  Wuxi Runfeng Special Pipe Co.,Ltd
 5L-0701
  Wuxi SP. Steel Tube Manufacturing Co., Ltd.
 5CT-1030
  Wuxi Xinren Universal Machinery Co.,Ltd.
 7K-0232
  Wuxi Xinren Universal Machinery Co.,Ltd.
 8C-0137
  X-treme Bits and Downhole Tooling
 7-1-0703
  X-treme Bits and Downhole Tooling
 ISO-1006
  X-treme Bits and Downhole Tooling
 Q1-0786
  X-treme Bits and Downhole Tooling
 TS-0619
  X-treme Energy Group
 8C-0144
  X-treme Energy Group
 Q1-0859
  X-treme Energy Group
 TS-0720
  Xi'an Henglixing Machinery Co., Ltd.
 11E-0134
  Xi'an Shangtai Mechanical Manufacturing Co. Ltd.
 7-1-0715
  Xian Huarui Machinery Co., Ltd.
 4F-0188
  Xian Huarui Machinery Co., Ltd.
 7K-0193
  Xian Huarui Machinery Co., Ltd.
 8C-0125
  Xian Yuxing Petroleum Machinery of New Technology Development Co., Ltd.
 4F-0216
  Xian Yuxing Petroleum Machinery of New Technology Development Co., Ltd.
 7K-0234
  Xian Yuxing Petroleum Machinery of New Technology Development Co., Ltd.
 8C-0139
  Xiangtan Iron & Steel Co.,Ltd of Hunan Valin
 2H-0022
  Xiangtan Iron & Steel Co.,Ltd of Hunan Valin
 2MT1-0004
  Xiangtan Iron & Steel Co.,Ltd of Hunan Valin
 2W-0015
  Xiangtan Iron & Steel Co.,Ltd of Hunan Valin
 2Y-0011