Among them: 1)840L detachable valve seat cylinder has been patented for design and manufacture (patent number: ZL 92213711.0).
2) The refrigerant phosphating cylinder has obtained the technical patent (patent number: ZL 96 2 3 1876.0).
2.5M3-200M3 LPG storage tanks, 150M3-200M3 shipborne LPG storage tanks (pioneered in China) and various non-standard pressure vessels.
3.20 ft 1CC tank container (used for medium and low pressure liquefied gas, pioneered in China).
4. Pressure equipment for nuclear power plant (manufacturing license: China and An Zi Z06 1)
5. Special equipment for large ships: hydraulic lifting platform, shipborne trolley, steering gear, marine spare parts, etc.
6. Seaplane (WIG ship).
7. Aviation high-pressure fire extinguishers for military aircraft.
8. Environmental-friendly liquefied gas cylinders for automobiles-LPG green automobile cylinders (national designated production enterprises) and filling equipment.