Linkingmate,Inc(Shanxi CITIC LiaoYuan Machine Manufacture) the largest oil wellhead equipment research & manufacture enterprise in China, is the supply network enterprise of PetroChina Company Limited, China Petrochemical Corporation and China National Offshore Oil Corporation. Jinshi Group is also the strategic alliance and cooperative partner of China Petroleum Technology & Development Corporation. As one of the Ten Elite Corporations of China Petroleum and Petrochemical & Equipment Industry Association,

The products of Linkingmate Group have been widely used in domestic onshore/offshore oilfields all over China, which occupy over 50% in high level market. In addition, the products have been exported to more than 30 countries in Europe, America, Asia, Africa, and Australia, which occupy over 70% of total sales amount.

Linkingmate Group is a company focusing on not only producing but also selling and researching. It has established Oil & Gas Wellhead Equipment Technology & Research Center. Jinshi Group mainly produces Christmas tree, choke & kill manifold, mud separator, series gate valve, big bore ball valve and BOP with API Standard. The group has the honors to get 5 terms of National New Product, more than 20 terms of National Patent and National New & High Technology Enterprise.

Regarding quality as its competitive foundation, Jinshi Group has established Quality Control and Quality Assurance System to be certificated the authority to use API monogram for API Spec 6A, API Spec 16C, API Spec 5CT, as well as ISO9001 certificate.