Business scope: Sale,
Sale,
Plastic Products,
Import And Export Of Goods Or Technology,
Production,
Oil Drilling Equipment And Accessories,
Oil Pipe,
Screen Tube,
Hardware Products,
Pipe Fittings,
Other unlisted professional and technical service industries
Business scope: Chemical Products,
Building Materials,
Sale,
Downhole Tools,
Screen Tube,
Self Management And Agency Of Various Commodity Import And Export Business,
Petroleum Technical Services,
Precursor Chemicals,
Instrument Sales,
Oil Drilling Accessories,