Business scope: Technology Transfer,
Technology Promotion,
Software Development,
Technology Import And Export,
Import And Export,
Hardware Retail,
Technical Services,
Technology Development,
Technical Consulting,
Technology Exchange,
Sales Of Building Materials,
Construction Machinery And Equipment Rental,
Engineering Management Services,
Metal Structure Sales,
Pump And Vacuum Equipment Manufacturing,
Sales Of Special Machinery For Tunnel Construction,
Municipal Facilities Management,
Construction Engineering Design,
New Material Technology Research And Development,
Special Equipment Manufacturing,
Sales Of Green Composite Materials For Rail Transit
...