Our main products are: threaded carbon steel gate valve, threaded carbon steel globe valve, threaded carbon steel filter, threaded stainless steel gate valve, threaded stainless steel globe valve, threaded stainless steel check valve, threaded stainless steel filter, Ball valve, stainless steel one-piece ball valve, stainless steel two-piece ball valve, stainless steel three-piece ball valve, etc.; products are manufactured in GB, JB, API, ANSI, ISO, BS, DIN, JIS and other manufacturing standards and process technology; products are in strict Designed and manufactured under quality control, the specified structural dimensions are in full compliance with process technology and drawing standards. Products can be interchanged according to specifications and models. Our products are widely used in electric power, petroleum, chemical, pharmaceutical, metallurgy, food, paper, natural gas and urban construction water supply and drainage. And won the recognition and praise of the majority of users