Business scope: Steel,
Sale,
Building Materials,
Downhole Operation,
Downhole Tools,
Drilling And Mining Accessories Processing,
Camping House,
Sucker Rod Production,
Mechanical And Electrical Repair,
Computer Hardware And Software And Auxiliary Equipment,
Insulation,
Office Furniture And Consumables,
Medium Pressure,
Instrumentation,
Packer,
Drilling Tools,
Pipe Fittings Processing,
Anti Corrosion,
Drill Pipe,
Import And Export Business Of Goods And Technology,
...