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Beijing Tianshi Jiaye Energy Technology Co., Ltd
Tianhe Petroleum Machinery Joint-Stock Co., Ltd was established in 1973, a leading manufacturer and supplier of petroleum machinery equipment tools, China . having three subsidiary namely Huifeng drilling tools Changqing Petroelum Beijing Tianshijiaye Energy Technology Ltd. The main ...
Telephone:86-10-85787098Address:Chaoyanglu, Beijing, Beijing, China
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