Business scope: Gas Compression Machinery Manufacturing,
Mechanical Equipment Maintenance,
Refrigeration,
Refrigeration,
Electrical Equipment Repair,
Manufacture Of Railway Rolling Stock Parts,
Electronic,
General Equipment Repair,
Railway Rolling Stock Maintenance,
Air Conditioning Equipment Sales,
Maintenance Of Transportation Facilities,
Special Equipment Repair,
Air Conditioning Equipment Manufacturing,
Gas Compression Machinery Sales,
Railway Rolling Stock Spare Parts Sales,
Technical Services,
Technology Development,
Technical Consulting,
Technology Exchange,
Technology Transfer,
...