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China Oilfield Services Limited (COSL)

China Oilfield Services Limited (COSL) is an integrated oilfield service solution provider with nearly 50 years of experience in offshore operation. COSL listed in both shanghai and the HK Stock Exchange (601808.SS/2883.HK).With its four major business segments of geophysical services, drilling services, well services and marine & transportation services covering the exploration, development and production phases of oil and gas industry, COSL is an all-round offshore oilfield service company with integrated functions and bundled service chain in China and even in the world.
COSL possesses the largest fleet of offshore oilfield services facilities in China. To the end of 2013 , COSL operated 40 drilling rigs of which 30 are jack-up drilling rigs and 10 are semi-submersible drilling rigs, 2 accommodation rigs and 4 module rigs. In addition, COSL also owns and operates the largest and most diverse fleets in offshore China, including 69 working vessels and 3 oil tankers, 4 chemical carriers,7 seismic vessels,2 OBC teams, 7 surveying vessels, and a vast array of modern facilities and equipment for logging, drilling fluids, directional drilling, cementing and well work-over services, including FCT (Formation Characteristic Tool), FET(Formation Evaluation Tool), LWD (Logging-While-Drilling) and ERSC (ELIS Rotary Sidewall Coring Tool), etc.
COSL can provide customers with operation services for a single business and integrated package & turnkey services as well. COSL's services not only cover offshore China but also extend to Southeast Asia, Australia, Middle East, America, North Africa, and North Europe etc.
COSL employees always adhere to the international QHSE standards and commit themselves to providing first-class services for customers. COSL has obtained the International Safety Management (ISM) certifications, and the QHSE Management System certificates issued by DNV in compliance with ISO9001, ISO14001 and OHSAS18001 standards.
With the concept “ALWAYS DO BETTER”, COSL will endeavor to provide safe, high-quality, high-efficiency, and valued services for domestic and international customers to realize win-win with shareholders, customers, employees and partners and head towards being one of the world's top-notch oilfield service companies.

Our History

15 February 1982 China National Offshore Oil Corporation CNOOC, PRC State-owned Enterprise Established

25 December 2001 CNOOC Incorporated CNOOCS as the Operating Company
Prior to December 2001, CNOOC provided drilling, well and geophysical services primarily through five PRC wholly owned subsidiaries, namely, China Offshore Oil Southern Drilling Company, China Offshore Oil Northern Drilling Company, China Offshore Geophysical Company Limited, China Offshore Logging Company Limited and CNOOC Petrotech Services Company. On December 25, 2001, CNOOC incorporated these five companies as the operating company CNOOCS for the business operations that perform drilling, well and geophysical services.

29 December 2001 CNOOC Incorporated Two Shipping Companies into One
CNOOC combined two marine support and transportation subsidiaries, CHina Offshore Oil Southern Shipping Company and China Offshore Oil Northern Shipping Company, into one entity.

26 September 2002 Our Company Was Restructured into a Joint Stock Limited Liability Company
With the approval of the PRC Government, COSL was officially chartered with State Administration for Industry and Commerce.

20 November 2002 China Oilfield Services Limited was successfully listed on mainboard of HongKong stock market.
China Oilfield Services Limited was successfully listed on mainboard of HongKong stock market.
26 March 2004 The stocks of China Oilfield Services Limited can be traded by means of levelⅠunlisted American Depositary Receipts "ADRs" at OTC over-the-counter market in the United States. The ticker symbol is CHOLY.
28 October 2007 China Oilfield Services Limited was successfully listed on Shanghai stock exchange.
29 September 2008 China Oilfield Services Limited completed the acquisition of Awilco Offshore ASA successfully

Contact Us

China Oilfield Services Limited
P.O. BOX 232 , Beijing , China . 101149
Mr.Cai Xiaoyu
Tel:+86-10-8452 2840

COSL Drilling Pan-Pacific LTD
6 Temasek Boulevard Penthouse Level Suite 2 Suntec Tower Four Singapore 038986
Mr.Jin Qinyong
Tel:0065 6513 6709

Prudential Tower, 21st Floor JI. Jend. Sudirman Kav. 79, Jakarta Selatan 12910, Indonesia
Mr.Wang Xiaohua
Tel:0062 21 57932563
Mob:0062 818959167

COSL(Australia) PTY LTD
Level 1,1 Preston Street, Como, WA 6152, Australia
Tel:0061 8 6436 1488
Fax: 0061 8 6436 1481

COSL Myanmar LTD
No.15, Kan Yeik Thar Street, Ma Yan Gone Township, Yangon,The Union of Myanmar
Mr. Liu Zikun
Tel:0095 1 657109
Mob:0095 9 5166314

COSL America,Inc.
10777 Westheimer Road, Suite 840 Houston, Texas 77042, USA
Tel:001 713 7848598
Mob:001 2817991567
Fax: 001 713 7849197

Edificio de Oficinas TAKIN,Avenida Isla de Tris # 28, Kilómetro 5 Fraccionamiento San Miguel Ciudad del Carmen, Campeche, C.P. 24157
Mr. Wang Sheng
Tel:0052 938 1182398转860
Mob:0052 9381195678

400 3rd Avenue SW, Suite 3700 Calgary AB T2P 4H2
Mr. Xu Fengyang
Mob:001 403-700-1951

Middle East:
COSL Middle East FZE
P.O.Box 293606 Office624,Bldg,5WA,Dubai Airport Free Zone, Dubai, U.A.E.
Mr. Tang Tianlu
Tel:00971 46091165
Mob:00971 509213670
Fax: 00971 46091166

COSL Middle East FZE Iraq Branch
office 2, House 41, Street 14, Section 213, Al Hathia, Baghdad
Mr. Tang Tianlu
Mob:00964 7815183462

COSL Drilling Europe AS
Vestre Svanholmen 4,4313 Sandnes. (P.O.Box 34, N-4064 Stavanger, Norway)
Mr. Magnar Fagerbakke
Tel:0047 5195 0904
Fax: 0047 5195 0901

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1 floor China Oilfield Services Limited (COSL) [*.*.*.*] published in 2014/05/09/ 11:05:00
Welcome you to visit our website!
China Oilfield Services Limited (COSL) is an integrated oilfield service solution provider with nearly 50 years of experience in offshore operation.

» What about China Oilfield Services Limited (COSL)?

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