Business scope: Office Supplies,
Sale,
Import And Export Of Goods Or Technology,
Manufacture Of Special Equipment For Environmental Protection,
Drill,
Mud Technical Services,
Road Freight Transport,
Sales And Repair,
Electronic Control System,
Rubber Seal,
Mud Pump,
Camping House,
Metal Material Manufacturing,
Manufacturing Of Metal Chains And Other Metal Products,
Chemical Raw Materials,
Drilling Accessories,
Repair,
Well Workover Operations,
Screw Drilling Tool,
Mud Logging Technical Service,
Oil Drilling Professional Equipment
...