Downhole Operation Engineering (Chinese companies list)

Business scope: Meter, Equipment, Manufacture, Drilling Engineering, Electrical Equipment, Electronic Product, Chemical Products, Commodity And Technology Import And Export Business, Industrial Automatic Control System Device, Petroleum Engineering Technical Services, Repair And Technical Service, Computer Software Development And Technical Services, Mechanical Equipment Processing, Oil Drilling Equipment, R D And Technical Services Of Biological Products, Lease, Machinery And Equipment Leasing, Aerospace Equipment, Downhole Operation Engineering, Aerospace Equipment, ...

Business scope: Building Materials, Equipment, Electronic Product, Sale, Sale, Made From Metal, Drill, Downhole Tools, Test, Diamond Bit, Composite Drill, Roller Bit, Drilling Engineering, Provide Oil, Screw Drilling Tool, Electronics, Drilling Equipment And Tools, Leasing And Technical Services, Goods And Technology Import And Export Trade, Downhole Operation Engineering, ...