Shanghai Huihuang Valve Co., Ltd. is a modern professional valve manufacturing enterprise that integrates research and development, production, and sales. It is a member of the China Valve Association, a member unit of the first level supply network of PetroChina, a joint venture enterprise of China Shipbuilding Industry, a member unit of the China Ship Machinery Standardization Technical Committee, and a member of the National Valve Standardization Technical Committee. The company has strong technical strength, rich design experience, excellent production equipment, advanced production technology, complete testing methods, strict system operation, and strict management to produce high-quality and reliable products. The company's products all adopt technical conditions and specifications such as national standard GB, departmental standard CB, JB, Japanese standard JIS, American standard API, and foreign trade standard CBM. Currently, the variety has reached more than 100 series and 1000 specifications. The main products include butterfly valves, gate valves, globe valves, ball valves, needle valves, regulating valves, throttle valves, plunger valves, check valves, water control valves, marine valves, high temperature and high pressure power plant valves of various specifications. The valve body material is made of carbon steel, cast iron, stainless steel, bronze, brass, forged steel, alloy steel, etc; The sealing surface materials include copper alloy, carburizing steel, hard alloy, rubber plastic, polytetrafluoroethylene soft and hard seals, which can adapt to the needs of different media. The product is widely used in petrochemical, shipbuilding, nuclear power, chemical, pharmaceutical, metallurgical, power, food, environmental protection construction and other fields. The company has passed the ZC formal recognition of the Ship Inspection Bureau, the CCS inspection recognition of the China Classification Society, and has passed the ISO9001-2008 international quality system certification and special equipment license. The product has undergone performance testing by the Shanghai Mechanical and Electrical Product Quality Supervision Center and has been recognized by quality supervision agencies MA and ML; Rated as an AAA level integrity unit by the National Integrity Promotion Association; China Quality Miles Anti Counterfeiting and Rights Protection Center "Quality Stable and Qualified Unit"; Designated recommended products by the Ministry of Construction and the Water Supply and Drainage Association of China National Light Industry Corporation. Since its establishment, the company has always adhered to the business philosophy of "quality as the foundation, reputation as the survival, technology as the driving force for development, and service as the winning god" to provide customers with excellent products and comprehensive services. We sincerely welcome new and old customers, units, and business circles to visit and inspect, negotiate cooperation, and create a better future together.