Repair of motor vehicles, electronic products and household products
Business scope: Petroleum Engineering Technical Services,
Downhole Operation,
Sale,
Chemical Products,
Auto Parts,
Equipment,
Clothing And Shoes,
Downhole Special Tools,
Construction Machinery And Equipment Operating Leasing,
Drilling Accessories,
Mechanical Equipment Maintenance,
Electrical Equipment,
Water Pollution Control,
Overhaul,
Well Completion Engineering Technical Services,
Computers And Equipment,
Car Rental,
Oil Based Mud Harmless Treatment Technical Service,
Instrument Sales,
Road General Cargo Transportation,
...
Engineering and Technology Research and Experimental Development
Business scope: Technical Services,
Technical Services,
Technology Promotion,
Technical Consulting And Technical Services,
Chemical Products,
Auto Parts,
Electronic Product,
Knitted Goods,
Building Materials,
Household Appliances,
Clothing And Shoes,
Oilfield Additives,
Instrumentation And Accessories,
Fan And Accessories,
Wire And Cable,
Oil Drilling Equipment And Accessories,
Oil And Gas Processing Engineering Design Services,
Energy Saving Technology Development,
Valve,
Garden Machinery And Accessories,
Oil Based Mud Harmless Treatment Technical Service
...