Business scope: Foundation Engineering Construction,
Special Equipment Design,
Petroleum Steel Pipe,
New Material Technology Research And Development,
Submerged Arc Welded Pipe,
Section Steel Processing,
Special Equipment Manufacturing,
Building Foundation Engineering,
Special Equipment Sales,
General Cargo Warehousing Services,
Mineral Sales,
Machinery And Equipment Leasing,
Houses,
Oil,
Welded Pipe,
Spray Processing,
Mechanical Equipment Dismantling,
Installation Modification And Repair Of Special Equipment,
Space Lease,
Loading And Unloading,
...