Business scope: Import And Export,
Technical Services,
Technology Development,
Technical Consulting,
Technology Exchange,
Technology Transfer,
Technology Promotion,
Power Supply Distribution Business,
Gas Operation,
Information Technology Consulting Services,
Cylinder Filling,
Natural Gas Pipeline Storage And Transportation,
Power Generation Technical Services,
Sewage Treatment And Its Reuse,
Portable Pressure Vessel,
Oil,
Fertilizer Sales,
Vocational Skills Training And Other Licensed Training,
Transmission Business,
Oil And Gas Technical Services,
Port Operation
...