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The company specializes in producing cast steel, stainless steel, American standard ball valve, national standard ball valve, chemical department ball valve, fireproof anti-static ball valve, gas electric ball valve, gas valve, gate valve, globe valve, check valve, etc., is a qualified foreign trade supplier. It adopts American and American advanced standards such as ANSI, API, JJIS, British Standard BS, German Standard DIN, National Standard GB, and Chemical Standard HG. The company's products are widely used in petroleum, chemical, natural gas, light industry, power, pharmaceutical, metallurgy, water supply, military and other industries