Business scope: Steel,
Drilling Engineering,
Auto Parts,
Chemical Products,
Plastic Products,
Rental And Maintenance,
Rental And Maintenance,
Import And Export Business Of Self Operated Products,
Downhole Tools,
General Cargo Road Transport,
Completion,
Oil Drilling,
Lubricating Oil,
Communication Equipment,
Generator Equipment,
Hardware Building Materials,
Labor Protection Supplies,
Manufacture Of Special Equipment For Oil Drilling,
Irrigation And Drainage,
Electronics,
...