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news events

2019.3 Chongqing Jiangbei Inte

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2019.10 Sichuan Honghua Columb

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2019.6 On-site commissioning a

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CNOOC Project

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Anton Drilling Company Sichuan

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Petroleum Project of the Fourt

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Awarded as the ＂Benefit Mode

Awarded as the ＂Benefit Model…

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