Business scope:
Wellhead,
Wireless Transmission,
Downhole Tools,
Frequency Conversion Control Cabinet,
Sales And Repair Service,
Prefabricated House,
Electric Heaters,
Heating Cable,
Petroleum Equipment Parts Manufacturing,
Business scope: Packing Roots,
Downhole Tools,
Filter Press Accessories,
Import And Export Of Goods Or Technology,
Solid Liquid Separation Equipment And Accessories,
Water Treatment Equipment And Accessories,
Polyacrylamide,
Technology Research And Development Of Environmental Protection Equipment,
Belt Conveyors,
Metal Hose,
Drilling Accessories,
Wellhead,
Mud Pump Accessories,
Screw Drilling Tool,
Sewage Treatment Chemicals,
Packer,
Residence 2,
Manufacture Of Rubber Sheets Pipes And Strips,
Special Equipment And Accessories For Oil Drilling,
Environmental Protection Equipment And Accessories,
...