Business scope: Chemical Products,
Sale,
Import And Export,
Seamless Steel Pipe,
Machinery Parts,
Tube Blank,
Pipeline Construction,
Software Development And Software Technology Services,
Coke,
Plate,
Business scope: Import And Export Of Goods And Technology,
Petroleum Machinery Equipment And Accessories,
Vehicle Drilling Rig,
Production And Sales Of Construction Machinery And Accessories,
Sales And Technical Service,
Electrical Equipment Maintenance,
Pipeline Construction,
Manufacture Of Special Equipment And Accessories For Oil Drilling,
Solid Control Equipment,