Business scope: It Should Be Operated After Obtaining The Permission Of The Relevant Department,
Production,
Sale,
Technical Services,
Production,
Sale,
Sale,
Technical Services,
Self Operated And Agent Goods And Technology Import And Export Business,
Oilfield Additives,
Oil Drilling Technology Consulting,
Chemical Raw Materials,
Underground Operation Services,
Research And Development Of Petroleum Machinery Equipment And Accessories,
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