Forged carbon steel flanges, stainless steel flanges, aluminum alloy flanges, products are mainly used in petrochemical industry, high-voltage UHV power, shipbuilding, construction, sewage treatment, mine drainage, large pressure vessels, equipment, etc., exported to South Korea, Japan, Germany , Russia, South Africa and other 24 countries. The production of new material aluminum alloy is mainly used in the fields of UHV power and military industry.