Sinopec Oilfield Service Corporation (SSC), a subsidiary under Sinopec Group, is a large integrated petroleum engineering and technology service provider in China. With a history of over 60 years' excellent performance, it is one of the leading integrated oilfield service providers in China.

On June 28, 2012, Sinopec Oilfield Service Corporation was established after Sinopec Group integrated the petroleum engineering business of its 8 oilfields, who are Shengli Oilfield, Zhongyuan Oilfield, Jianghan Oilfield, Jiangsu Oilfield, Henan Oilfield, Huabei Oilfield, Xinan Oilfield and Huadong Oilfield, with Sinopec Petroleum Engineering Management Department, Sinopec International Petroleum Service Corporation and Sinopec Shanghai Offshore Petroleum Bureau. In 2014, it went public in Shanghai Stock Exchange (SH600871) and HKEx (HK1033).

Sinopec Oilfield Service Company (SSC) operates 11 direct subsidiaries, including seven regional companies - Shengli, Zhongyuan, Jianghan, Southwest, North China, East China, and Shanghai Offshore Oilfield Services, as well as 4 specialized companies: Sinopec International Petroleum Service, Sinopec Geophysical Corporation, Sinopec Petroleum Engineering & Construction Corporation, and Sinopec Matrix Corporation. We maintain 4 research institutes, 3 design companies, and 46 specialized technology research centers. SSC comprises 5 major business segments: geophysical exploration, drilling engineering, wireline & logging, downhole special operations, and engineering construction.These services encompass the entire spectrum of the industry chain, from initial exploration and precision drilling to well completion, oil and gas production, efficient gathering and transportation, and ultimately, responsible well abandonment operation.Leveraging extensive experience, advanced equipment, and strong R&D capabilities, we have accumulated substantial expertise in shale gas, tight oil and gas fields, high-sulfur gas fields, ultra-deep oil and gas fields, and integrated services for mature fields. We provide comprehensive engineering services–including drilling, fracturing, and testing--for China’s first commercial shale gas development, the Fuling Shale Gas Project.

SSC is dedicated to becoming a world class integrated oilfield service provider. With qualified services, differentiate market positioning and cost-related strength, it has established a diversified client base both at home and abroad. It provides petroleum engineering service in more than 20 provinces in China and executes oilfield service projects in more than 30 foreign countries abroad. It is listed in petroleum engineering markets of national oil company of Saudi Arabia, Kuwait and Ecuador with great influence.