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Welcome to the official website of Jiangsu Yidelong Petroleum Machinery Co., Ltd!
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-MCC Manufacturer Capacity Assessment Report
-CNPC Well Control Qualification-Cassette Head
-CNPC Well Control Qualification-throwing well …
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-R&D management system certificate
-AAA Corporate Credit Rating Certificate
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-Energy Management System Certification Certifi…
-High-tech enterprise technology certificate
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13770205570 0515-86319138
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818 West Mingzhu Road, Jianhu County, Jiangsu Province
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