Zhengdong Group

Tianjin Selte Petroleum Drilling Toosl Co.,Ltd is the subsidiary of Zhengdong Group Investment Group, previous Tools Co.,Ltd, was founded in 2004 with annual production capacity 10,000 tons drill pipe and upset body. after several years opertion, company re-organized re-extended by ...

Telephone：86-10-84892377Address：5, Beijing, Beijing, China

Dongying Eternal Petroleum Technology Co. Ltd

Dongying Eternal Petro-Tech Co., Ltd. is a technological enterprise that mainly undertakes the scientific research, production, distribution as well services of oil drilling and extraction machines&meters. Founded by renowened experts, professors doctors from Chinese Academy ...

Telephone：86-546-8213687Address：Jinan road, Dongying, Shandong, China

Yantai Sanmon Machinery Equipments Co., Ltd.

Telephone：86-05356527099Address：No.40, Qingnian Road, Zhifu District, Yantai, Yantai, Shandong, China

China Shaanxi Welong Petroleum Equipment Co., Ltd.

CHINA WELONG PETROLEUM EQUIPMENT Co., Ltd. established in 2001, mainly operating manufacturing, sourcing and processing of Oil drilling equipment & production equipment. Our products include Drilling rig, downhole tools, extraction other service tools used oilfield. All our are ...

Telephone：86-186-29100201Address：B17 of Van Metropolis No.35 of Tangyan Road Xi'an, China, 710065, xi'an, Shaanxi, China

Tianhe Oil Group Co.LTD

Tianhe Petroleum Machinery Co., LTD. is a modernized medium-scale enterprise specialized in production of oil and gas tools. Established 1973, our company has 50 million RMB registered capital, covering 150000 square meters, with 537 employees. We have obtained the API Spec7, Spec 7-1, 5CT, ...

Telephone：86-453-5979998Address：No.43,West Diming Street, Mudanjiang, heilongjiang, China