2017年7月25日星期二

CPTDC-China Petroleum Technology & Development Corporation

Company Introduction:
China Petroleum Technology & Development Corporation (CPTDC) is a wholly-owned subsidiary of China National Petroleum Corporation (CNPC). It engages in the export of the petroleum equipment and materials and provides materials and equipment for CNPC’s overseas projects. Established in 1987, CPTDC has started the export business of petroleum materials and equipment since 1992. Boasting an annual contract value of over 4 billion USD in 2014, CPTDC has provided its products and services to 80 countries and regions across the globe. CPTDC’s export performance has come out top in central enterprises in successive years and it has been acknowledged as China’s largest supplier of petroleum and petrochemical materials and equipment to the world market.

CPTDC focuses on the development and improvement of “six capacities” and has formed strong scale strength and comparative advantage after many years’ development. Improve the capacity of market development. CPTDC persists in consolidation and full exploitation of traditional market, engages in exploration of emerging market and endeavours to develop potential market. It maintains a stable market in Central Asia-Russia, Africa, America, Middle East, Asia Pacific and other regions, with 70 marketing institutions located in 53 countries and regions, and establishes stable cooperation with more than 800 customers including national oil companies, transnational oil companies and well-known service companies. Improve the capacity of resource integration. CPTDC, focusing on the customers’ requirements, has established a system integrating more than 700 suppliers, with CNPC manufacturers as the core and social and international super resources as supplement. As the leading products shifts from onshore equipment oriented to simultaneous development of both onshore and offshore equipment, an export pattern composing of 8 classes and 70 main products for upstream, midstream and downstream has been established. Improve the capacity of technical marketing. CPTDC continuously strengthens its technical strength and improves the specialized technical support system for the leading products such as drilling and production, development, long-distance pipeline and marine engineering. The export scope has been widened from single machine to complete sets of large equipment, and the service scope has developed from only supply of materials to provision of comprehensive solutions for product model selection, equipment assembly and installation and commissioning. Improve the capacity of after-sales service. CPTDC possesses a mature after-sales service management system. It has established 14 service centers with functions of storage, consignment, maintenance and assembly in the 5 main joint operating oil regions, and organized an international after-sales service team combined with the manufacturers. Improve the capacity of logistics service. CPTDC endeavors to the improvement of global logistics and transportation resource system. It maintains a localized logistic service network in North Africa, Middle East, South America, which can provide the customers with all-around service of “door to door”, like transnational transportation and multimodal transport of various materials. Improve the capacity of business operation. CPTDC maintains a complete set of management system suitable for the development of international trade, from internal control, legal risk prevention and control, ERP, to financial assets and HSE. It has built a high-quality talent team, consisting of professionals in international business, professional skill and operation management, who are proficient in English, Russian, French, Spanish, Arabic, Portuguese or other foreign languages. All the above contributed to the constant improvement of CPTDC’s international operation level and ability.

CPTDC will consistently insist on the development policy of “high quality, good benefits and sustainability”, strives to strengthen the efforts on international market exploration, continues to deepen resources system construction and steadily pushes forward the enterprise transformation and innovation and makes efforts to form new patterns for business development, so as to promote the sustainable development and speed up the cultivation of new development advantages focusing on technology, brand, quality and services.  China Petroleum Technology & Development Corporation (CPTDC) is a wholly-owned subsidiary of China National Petroleum Corporation (CNPC). It engages in the export of the petroleum equipment and materials and provides materials and equipment for CNPC’s overseas projects. Established in 1987, CPTDC has started the export business of petroleum materials and equipment since 1992. Boasting an annual contract value of over 4 billion USD in 2014, CPTDC has provided its products and services to 80 countries and regions across the globe. CPTDC’s export performance has come out top in central enterprises in successive years and it has been acknowledged as China’s largest supplier of petroleum and petrochemical materials and equipment to the world market.

CPTDC focuses on the development and improvement of “six capacities” and has formed strong scale strength and comparative advantage after many years’ development. Improve the capacity of market development. CPTDC persists in consolidation and full exploitation of traditional market, engages in exploration of emerging market and endeavours to develop potential market. It maintains a stable market in Central Asia-Russia, Africa, America, Middle East, Asia Pacific and other regions, with 70 marketing institutions located in 53 countries and regions, and establishes stable cooperation with more than 800 customers including national oil companies, transnational oil companies and well-known service companies. Improve the capacity of resource integration. CPTDC, focusing on the customers’ requirements, has established a system integrating more than 700 suppliers, with CNPC manufacturers as the core and social and international super resources as supplement. As the leading products shifts from onshore equipment oriented to simultaneous development of both onshore and offshore equipment, an export pattern composing of 8 classes and 70 main products for upstream, midstream and downstream has been established. Improve the capacity of technical marketing. CPTDC continuously strengthens its technical strength and improves the specialized technical support system for the leading products such as drilling and production, development, long-distance pipeline and marine engineering. The export scope has been widened from single machine to complete sets of large equipment, and the service scope has developed from only supply of materials to provision of comprehensive solutions for product model selection, equipment assembly and installation and commissioning. Improve the capacity of after-sales service. CPTDC possesses a mature after-sales service management system. It has established 14 service centers with functions of storage, consignment, maintenance and assembly in the 5 main joint operating oil regions, and organized an international after-sales service team combined with the manufacturers. Improve the capacity of logistics service. CPTDC endeavors to the improvement of global logistics and transportation resource system. It maintains a localized logistic service network in North Africa, Middle East, South America, which can provide the customers with all-around service of “door to door”, like transnational transportation and multimodal transport of various materials. Improve the capacity of business operation. CPTDC maintains a complete set of management system suitable for the development of international trade, from internal control, legal risk prevention and control, ERP, to financial assets and HSE. It has built a high-quality talent team, consisting of professionals in international business, professional skill and operation management, who are proficient in English, Russian, French, Spanish, Arabic, Portuguese or other foreign languages. All the above contributed to the constant improvement of CPTDC’s international operation level and ability.

CPTDC will consistently insist on the development policy of “high quality, good benefits and sustainability”, strives to strengthen the efforts on international market exploration, continues to deepen resources system construction and steadily pushes forward the enterprise transformation and innovation and makes efforts to form new patterns for business development, so as to promote the sustainable development and speed up the cultivation of new development advantages focusing on technology, brand, quality and services.  


Jining Donghong Machinery Co., Ltd
www.dhparts.com
spareparts1960@foxmail.com
dh@dhparts.com
Mobile/WhatsApp: 0086-18954079939
Skype: spareparts1960

API  OSHA  IADC  OPEC  RIG ZONE  WORLD OIL Drilling Formulas Online Shop



dhparts.com provide drilling equipment including all types of driving drilling rigs and components (1000HP up to 3000 HP), relating to 1,000-7,000 meters mechanical driving, DC driving, frequency conversion and compound driving. Other models of drilling rigs are as follow :
ZJ10,JC14,JC14/11,ZJ15,ZJ20,ZJ30,ZJ40ZJ40L,ZJ40LD,ZJ50L,ZJ50LD,ZJ50LDB,ZJ50DB,ZJ40D,ZJ50D,ZJ70L,ZJ70LDB,ZJ70D,ZJ70DB,65B,R750,ZJ30CZ,DQ130Ⅱ,ZJ40DB/K/L,ZJ50D/DB,ZJ70D/DB,XJ150,XJ250,XJ350,XJ450,XJ550,XJ650,XJ750 etc.

The equipment and components include Drilling Rigs Crown Block Line Lock Sub Structure VFD House Mud Circulating System Derrick Lift Group Generator House Draw Works Line Drawing/Casting Machine,Sub Driller's House,Tool HouseDerrick Traveling Block Driller's Contrlo Room Normal sized(traveling beam)Pumping Unit Rotary Table F Series Mud Pump Oil Production Machinery Equipment Wellhead Tools Oil field piping system Truck-Mounted Drilling Rig & Workover rig which fromBomco,Baoji oilfield,Lanzhou LS,NANYANG RG PETRO,SICHUAN HONGHUA,SJ PETRO,SHANGHAI SHENKAI,BEIJING BPMF,PSK,GOLD BASIN,DONGSU,RENQIU BOKE,and products meet API 6A,16A,16C,16D,7K,8C,7-1,4F,6D etc.

SJ PET. Machinery Co. HYD. Power Unit YZ3000

We supply spare parts for SJ PET. Machinery Co. HYD. Power Unit(Hydraulic power unit,HPU) YZ3000:
YZ000010
YZ000011
YZ000012
YZ000013

Jining Donghong Machinery Co., Ltd
www.dhparts.com
spareparts1960@foxmail.com
dh@dhparts.com
Mobile/WhatsApp: 0086-18954079939
Skype: spareparts1960

API  OSHA  IADC  OPEC  RIG ZONE  WORLD OIL Drilling Formulas Online Shop



dhparts.com provide drilling equipment including all types of driving drilling rigs and components (1000HP up to 3000 HP), relating to 1,000-7,000 meters mechanical driving, DC driving, frequency conversion and compound driving. Other models of drilling rigs are as follow :
ZJ10,JC14,JC14/11,ZJ15,ZJ20,ZJ30,ZJ40ZJ40L,ZJ40LD,ZJ50L,ZJ50LD,ZJ50LDB,ZJ50DB,ZJ40D,ZJ50D,ZJ70L,ZJ70LDB,ZJ70D,ZJ70DB,65B,R750,ZJ30CZ,DQ130Ⅱ,ZJ40DB/K/L,ZJ50D/DB,ZJ70D/DB,XJ150,XJ250,XJ350,XJ450,XJ550,XJ650,XJ750 etc.


The equipment and components include Drilling Rigs Crown Block Line Lock Sub Structure VFD House Mud Circulating System Derrick Lift Group Generator House Draw Works Line Drawing/Casting Machine,Sub Driller's House,Tool HouseDerrick Traveling Block Driller's Contrlo Room Normal sized(traveling beam)Pumping Unit Rotary Table F Series Mud Pump Oil Production Machinery Equipment Wellhead Tools Oil field piping system Truck-Mounted Drilling Rig & Workover rig which fromBomco,Baoji oilfield,Lanzhou LS,NANYANG RG PETRO,SICHUAN HONGHUA,SJ PETRO,SHANGHAI SHENKAI,BEIJING BPMF,PSK,GOLD BASIN,DONGSU,RENQIU BOKE,and products meet API 6A,16A,16C,16D,7K,8C,7-1,4F,6D etc.

2017年7月21日星期五

Parts for BOP CONTROL FKDQ1200-9

We supply parts for bop control FKDQ1200-9,FKDQ1200-9B,FKDQ960-7,FKDQ960-7B,FKDQ800-7,FKDQ640-7,FKD1440-14,FKD1280-12,FKD1440-10,FKD1280-10,FKD1320-8,FKD1280-8,FKD960-8,FKD840-8,FKD800-8,FKD1280-7,FKQ1200-7,FKQ960-7,FKQ960-7,FKQ800-7B,FKQ800-7D,FKQ800-7E,FKQ800-7F,FKQ800-7G,FKQ800-7H,FKQ800-7J,FKQ640-7,FKQ800-6,FKQ800-6F,FKQ720-6,FKQ640-6,FKQ640-6G,FKQ640-6J,FKQ640-6K,FKQ640-6M,FKQ640-6S,FKQ480-5,FKQ480-5C,FKQ480-5E,FKQ400-5B,FKQ320-4B,FKQ320-4E,FKQ320-4G,FKQ320-3C,FKQ240-4,FKQ160-4W,FKQ240-3D,FK250-4,FK240-4,FK160-4,FK125-4,FK100-4,FK240-3,FK240-3E,FK160-3,FK125-3,FK125-3B,FK125-3F,FK125-2D,FK125-2F,FK50-1 etc.

BOP CONTROL 




Jining Donghong Machinery Co., Ltd
www.dhparts.com
spareparts1960@foxmail.com
dh@dhparts.com
Mobile/WhatsApp: 0086-18954079939
Skype: spareparts1960

API  OSHA  IADC  OPEC  RIG ZONE  WORLD OIL Drilling Formulas Online Shop


dhparts.com provide drilling equipment including all types of driving drilling rigs and components (1000HP up to 3000 HP), relating to 1,000-7,000 meters mechanical driving, DC driving, frequency conversion and compound driving. Other models of drilling rigs are as follow :
ZJ10,JC14,JC14/11,ZJ15,ZJ20,ZJ30,ZJ40ZJ40L,ZJ40LD,ZJ50L,ZJ50LD,ZJ50LDB,ZJ50DB,ZJ40D,ZJ50D,ZJ70L,ZJ70LDB,ZJ70D,ZJ70DB,65B,R750,ZJ30CZ,DQ130Ⅱ,ZJ40DB/K/L,ZJ50D/DB,ZJ70D/DB,XJ150,XJ250,XJ350,XJ450,XJ550,XJ650,XJ750 etc.

The equipment and components include Drilling Rigs Crown Block Line Lock Sub Structure VFD House Mud Circulating System Derrick Lift Group Generator House Draw Works Line Drawing/Casting Machine,Sub Driller's House,Tool HouseDerrick Traveling Block Driller's Contrlo Room Normal sized(traveling beam)Pumping Unit Rotary Table F Series Mud Pump Oil Production Machinery Equipment Wellhead Tools Oil field piping system Truck-Mounted Drilling Rig & Workover rig which fromBomco,Baoji oilfield,Lanzhou LS,NANYANG RG PETRO,SICHUAN HONGHUA,SJ PETRO,SHANGHAI SHENKAI,BEIJING BPMF,PSK,GOLD BASIN,DONGSU,RENQIU BOKE,and products meet API 6A,16A,16C,16D,7K,8C,7-1,4F,6D etc.

2017年7月20日星期四

Parts for Lanzhou LS Mud Pump-Rod,piston 107.29.110.23

Parts for LANZHOU LS-National Oilwell Pet.Engineer.Co.
Clamp piston rod 107.29.118.00
Hose assembly 107.29.116.00
Baffle disk 107.29.110.22
Pipe nipple 107.29.110.21
Rod,piston 107.29.110.24
Rod,piston 107.29.110.23
Discharge manifold 107.36.110.01
O ring rubber  7602-1600-25
Ring,cylinder thread 107.36.110.02
Thread retainer 107.36.110.03
Valve pot cover fluid end 107.35.110.06
Seal 107.29.110.18
Retainer valve guide LS8323-0093-00
Screw LNB/AC1-2-05
Wire 107.36.110.06
Valve guide 107.36.110.07
Bushing valve guide 107.36.110.08
Spring,valve LS55413421
Valve and seat 060155041
Valve seat 061101507
Lifting screw LNB/AC1-12-03
Studded fluid end(Suction) 107.36.120.00
O ring rubber  7602-1600-61
Screw LNB/AC1-1-07
Manifold,suction 107.29.112.00
Flange,suction 107.29.110.03
O ring rubber  7602-1600-52
Bolt LNB/AC1-1-05
Nut LNB/AC2-2-05
Flange,blind 107.29.110.04
Double pin LNB/AC4-2-05
Gasket 107.35.110.09
Studded fluid end(Discharge) 107.36.122.00
Screw LNB/AC1-4-09
Wear plate 107.36.110.04
Gasket 107.29.110.17
Heavy hex lock nut LS7601-0720-58
Elbow 7601-2570-89
Spacer,Moudle 107.36.110.05
Lock,liner 107.29.110.15
O ring rubber  7602-1600-44
Ring liner lock 107.29.110.20
Nut,heavy lock 107.35.124.00
Support assembly
Stud with nuts 7601-1260-47
Bushing 101-0401-03-19-008
Seal,ring joint 7602-0661-11
Valve and seat 107.11.140.00
Valve and seat 107.11.144.00
Spring 107.11.110.16
Liner 107.35.110.30
Liner 107.35.110.31
Liner 107.35.110.32
Liner 107.35.110.33
Liner 107.35.110.34
Liner 107.35.110.35
Liner 107.35.110.22
Liner 107.35.110.23
Liner 107.35.110.24
Liner 107.35.110.25
Liner 107.35.110.26
Liner 107.35.110.27
Piston 107.114.00
Piston 107.116.00
Piston 107.117.00
Piston 107.118.00
Piston 107.119.00
Piston 107.120.00
Piston 107.122.00
Piston 107.06.64.00
Piston 107.06.66.00
Piston 107.06.68.00
Piston 107.06.70.00
Piston 107.11.130.00
Piston 107.11.135.00
Adapter 7601-2090-40
Moudule,Fluid End(Dich) 107.36.122.01
Stud,Fluid end 107.36.120.02
Stud,Fluid end 107.29.111.04
Stud,Fluid end 107.36.122.02
Stud,Fluid end 107.36.122.03
Nut LNB/AC2-2-07U
Nut LNB/AC2-2-07U
Moudule,Fluid End(Suction) 107.36.120.01
Stud,Fluid end 107.36.120.02
NUT LNB/AC2-2-07U
Moudule,Fluid End 107.29.111.01
Stud,Fluid end 107.29.111.02
Stud,Fluid end 107.29.111.03
Stud,Fluid end 107.29.111.04
Stud,Fluid end 107.29.111.05
Nut LNB/AC2-2-07U
Nut LNB/AC2-2-07U
Nut LNB/AC2-2-03
Main bearing cap 107.29.94.00
Seal 107.29.90.01
Diaphragm plate.L.H 107.29.95.00
Diaphragm plate.R.H 107.29.96.00
Diaphragm plate.Middle 107.29.97.00
Washer LNB/AC3-3-07
Screw LNB/AC1-1-07
Inspection on door hardware 107.29.100.00
Seal 107.29.100.05
Seal 107.29.93.17
Seal 107.29.01.04


Jining Donghong Machinery Co., Ltd
www.dhparts.com
spareparts1960@foxmail.com
dh@dhparts.com
Mobile/WhatsApp: 0086-18954079939
Skype: spareparts1960

API  OSHA  IADC  OPEC  RIG ZONE  WORLD OIL Drilling Formulas Online Shop



dhparts.com provide drilling equipment including all types of driving drilling rigs and components (1000HP up to 3000 HP), relating to 1,000-7,000 meters mechanical driving, DC driving, frequency conversion and compound driving. Other models of drilling rigs are as follow :
ZJ10,JC14,JC14/11,ZJ15,ZJ20,ZJ30,ZJ40ZJ40L,ZJ40LD,ZJ50L,ZJ50LD,ZJ50LDB,ZJ50DB,ZJ40D,ZJ50D,ZJ70L,ZJ70LDB,ZJ70D,ZJ70DB,65B,R750,ZJ30CZ,DQ130Ⅱ,ZJ40DB/K/L,ZJ50D/DB,ZJ70D/DB,XJ150,XJ250,XJ350,XJ450,XJ550,XJ650,XJ750 etc.


The equipment and components include Drilling Rigs Crown Block Line Lock Sub Structure VFD House Mud Circulating System Derrick Lift Group Generator House Draw Works Line Drawing/Casting Machine,Sub Driller's House,Tool HouseDerrick Traveling Block Driller's Contrlo Room Normal sized(traveling beam)Pumping Unit Rotary Table F Series Mud Pump Oil Production Machinery Equipment Wellhead Tools Oil field piping system Truck-Mounted Drilling Rig & Workover rig which fromBomco,Baoji oilfield,Lanzhou LS,NANYANG RG PETRO,SICHUAN HONGHUA,SJ PETRO,SHANGHAI SHENKAI,BEIJING BPMF,PSK,GOLD BASIN,DONGSU,RENQIU BOKE,and products meet API 6A,16A,16C,16D,7K,8C,7-1,4F,6D etc.

2017年7月14日星期五

FLASHBOARD AH130101050400 Weight3.17kg

Product name:FLASHBOARD
Part no.:AH130101050400,AH130101050400B2
AH130101050400
Application:F-1600 Mud Pump,Fluid End Assembly,BOMCO

Jining Donghong Machinery Co., Ltd
www.dhparts.com
spareparts1960@foxmail.com
dh@dhparts.com
Mobile/WhatsApp: 0086-18954079939
Skype: spareparts1960

API  OSHA  IADC  OPEC  RIG ZONE  WORLD OIL Drilling Formulas Online Shop



dhparts.com provide drilling equipment including all types of driving drilling rigs and components (1000HP up to 3000 HP), relating to 1,000-7,000 meters mechanical driving, DC driving, frequency conversion and compound driving. Other models of drilling rigs are as follow :
ZJ10,JC14,JC14/11,ZJ15,ZJ20,ZJ30,ZJ40ZJ40L,ZJ40LD,ZJ50L,ZJ50LD,ZJ50LDB,ZJ50DB,ZJ40D,ZJ50D,ZJ70L,ZJ70LDB,ZJ70D,ZJ70DB,65B,R750,ZJ30CZ,DQ130Ⅱ,ZJ40DB/K/L,ZJ50D/DB,ZJ70D/DB,XJ150,XJ250,XJ350,XJ450,XJ550,XJ650,XJ750 etc.


The equipment and components include Drilling Rigs Crown Block Line Lock Sub Structure VFD House Mud Circulating System Derrick Lift Group Generator House Draw Works Line Drawing/Casting Machine,Sub Driller's House,Tool HouseDerrick Traveling Block Driller's Contrlo Room Normal sized(traveling beam)Pumping Unit Rotary Table F Series Mud Pump Oil Production Machinery Equipment Wellhead Tools Oil field piping system Truck-Mounted Drilling Rig & Workover rig which fromBomco,Baoji oilfield,Lanzhou LS,NANYANG RG PETRO,SICHUAN HONGHUA,SJ PETRO,SHANGHAI SHENKAI,BEIJING BPMF,PSK,GOLD BASIN,DONGSU,RENQIU BOKE,and products meet API 6A,16A,16C,16D,7K,8C,7-1,4F,6D etc.

Pump stroke counter BC-200A

Replacement for Rexroth (Z)DBEE, 3DREPE6,4WRAE6,4WRAE10,4WREE6,4WREE10,4WRKE10,

(Z)DBEE, 3DREPE6,4WRAE6,4WRAE10,4WREE6,4WREE10,4WRKE10,4WRKE164WRKE25,4WRKE32,4WRKE35
VT-11032,VT-11118,VT-2000,VT-3000,VT-3006,VT-3013,VT-3014,VT-3017,VT-3018,VT-5001,VT-5002
VT-5003,VT-5004,VT-5005,VT-5006,VT-5007,VT-5008,VT-5010,VT5035
VT-VSPA1-1,VT-VSPA2-1/T1,VT-VSPA2-1/T5,VT-VSPA2-50/T1,VT-VSPA2-50/T5,VT-VRPA2-1/T1,VT-VRPA2-2/T1
4WRPEH6C3 B04/12/24/40L-2X/ G24K0A1/F1*
4WRPEH6C4 B04/12/24/40L-2X/ G24K0A1/F1*
4WRPEH10C3 B50/100L-2X/ G24K0A1/F1*
4WRPEH10C4 B50/100L-2X/ G24K0A1/F1*
4WREE6**-2X/ G24*/*
4WREE10**-2X/ G24*/*
4WRKE10*-* /G24*/*
4WRKE16*-* /G24*/*
4WRKE25*-* /G24*/*
4WRKE32*-* /G24*/*
VT-3002-2X/48F
VT-3002-2X/32D
VT-3002-2X/48F

Jining Donghong Machinery Co., Ltd
www.dhparts.com
spareparts1960@foxmail.com
dh@dhparts.com
Mobile/WhatsApp: 0086-18954079939
Skype: spareparts1960

API  OSHA  IADC  OPEC  RIG ZONE  WORLD OIL Drilling Formulas Online Shop



dhparts.com provide drilling equipment including all types of driving drilling rigs and components (1000HP up to 3000 HP), relating to 1,000-7,000 meters mechanical driving, DC driving, frequency conversion and compound driving. Other models of drilling rigs are as follow :
ZJ10,JC14,JC14/11,ZJ15,ZJ20,ZJ30,ZJ40ZJ40L,ZJ40LD,ZJ50L,ZJ50LD,ZJ50LDB,ZJ50DB,ZJ40D,ZJ50D,ZJ70L,ZJ70LDB,ZJ70D,ZJ70DB,65B,R750,ZJ30CZ,DQ130Ⅱ,ZJ40DB/K/L,ZJ50D/DB,ZJ70D/DB,XJ150,XJ250,XJ350,XJ450,XJ550,XJ650,XJ750 etc.


The equipment and components include Drilling Rigs Crown Block Line Lock Sub Structure VFD House Mud Circulating System Derrick Lift Group Generator House Draw Works Line Drawing/Casting Machine,Sub Driller's House,Tool HouseDerrick Traveling Block Driller's Contrlo Room Normal sized(traveling beam)Pumping Unit Rotary Table F Series Mud Pump Oil Production Machinery Equipment Wellhead Tools Oil field piping system Truck-Mounted Drilling Rig & Workover rig which fromBomco,Baoji oilfield,Lanzhou LS,NANYANG RG PETRO,SICHUAN HONGHUA,SJ PETRO,SHANGHAI SHENKAI,BEIJING BPMF,PSK,GOLD BASIN,DONGSU,RENQIU BOKE,and products meet API 6A,16A,16C,16D,7K,8C,7-1,4F,6D etc.