Downhole Technical Service (Chinese companies list)

Business scope: Downhole Technical Service, Exploration Technical Services, Machinery Parts Sales, Oil Drilling Technology Development And Services, Petroleum Equipment,

Business scope: Electrical Equipment, Control Cabinet, Downhole Tools, Downhole Technical Service, Exploration Technical Services, Manufacturing And Sales, Electromechanical Equipment And Accessories, Contract Energy Management, Insulation Materials, Petroleum Technology Development, Logging Technical Service, Technical Services, Electronic Product, Chemical Products, Transformer, Rubber Products Sales, Wire And Cable, Oil Drilling Equipment And Accessories,

Business scope: Wholesale, Sale, Office Supplies, Chemical Products, Food Sales, Downhole Technical Service, Methyl Tert Butyl Ether, Heavy Oil, Agricultural And Sideline Products, Clothing Production, Fire Equipment, Petroleum Machinery Parts, Fuel Oil, Downhole Tool Sales, Lubricating Oil, Office Equipment, Network Engineering Equipment Sales, Hardware Building Materials, Naphtha, Asphalt, ...