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Lang Fang Orient Petroleum Machinery Co., Ltd
Langfang AoRuiTuo Petroleum Machinery Co.,Ltd. is a private joint-stock enterprise, specializing in the production of oil, natural gas, coal and trenchless drilling equipment. It china National Corporation(CNPC)'s designated manufacturer PDM drills member unit technical committee, ...
Telephone:86-18611-836568Address:Hebei Langfang Yongqing
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