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　　These years, our company insists on “developing through science and technology” and has established and completed a system combining research & development, production & installation, test & sale, and service & maintenance. We also keep scientific investing and have developed “Jinfeng” brand subsurface tools (high-vacuum insulated tubing, packer, eccentric injection and mandrel), decentralized wellhead, landside vehicle and est. They are enjoying high reputation among our customers. In 2002, products of our company got the International Quality Management System Authorization of 9001：2000 and the awards of “Famouse & Ecellent Products of Yancheng City” and “Model Company Reliable in Contracts and Credit” of Yancheng City. Our series products of helicoids hydraulic motor and eccentric water distributor have got Inspection Certificate from Dongying City with the inspection number of 695. These products sell well in more than 10 oil fields including Shengli, Dagang, Qinghai, Changqing, Sinkiang, North China, Zhongyuan and Nanyang.

　　Following the business belief of “developing by science & technology for famous and excellent products; rading through good faith for development together”, we sincerely welcome old and new clients from home and abroad to visit our company and negotiate with us for long-term, stable and close cooperation.