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Changsha Chaojingang Machinery Manufacturing Co., Ltd.

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City:changsha

Country/Region:china

Contact Person:MrWilson Chen

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DTH Drill Pipes ASTM Standard Well Drilling Pipe High Productivity Wear proof

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Drill Pipe Changsha ChaoJinGang Machinery Manufacturing Co., Ltd. (ChangSha Super Drill Import & Export Co., Ltd. ) is a modern high-tech enterprise ...

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