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Guogong Holding Group Co., Ltd. is located in Lishui, Zhejiang, which is known as the "Green Valley" for valve manufacturing. It is a valve manufacturing enterprise that integrates product development, manufacturing, installation, and sales services, including rotary ball valves, eccentric hemisphere valves, bidirectional hard sealing butterfly valves, and fully welded ball valves. Since its establishment, with strong technical strength and the development concept of valuing talents, researching equipment, and continuously strengthening information reserves, the company has always maintained a leading level in the industry.

The company headquarters covers an area of 65300m 2, Building area 46000m 2。 There are currently 385 employees, including 28 engineers, 56 technical personnel, 12 senior welders, 106 technicians, 6 professionals in physical and chemical experiments and physical performance experiments, 10 special equipment inspection and testing personnel, 8 non-destructive testing personnel, and 8 after-sales service personnel. The company has a complete quality assurance system and advanced testing methods. The testing equipment includes: direct reading spectrometer, portable spectrometer, desktop hardness tester Portable hardness tester, ultrasonic flaw detector, impact testing machine, tensile testing machine, valve universal testing bench, O-ring anti explosion testing bench, ultrasonic thickness tester, as well as more than 300 sets of internationally advanced machining centers and various production equipment, plasma surfacing, valve design center, finite element analysis, and other performance testing platforms for valves, as well as various valve pressure testing platforms, This ensures the quality of new product development and the quality and speed of the company's production, making the quality assurance system more scientific and complete, laying a solid foundation for the company's production of high-quality and high-quality products.

Since its establishment, the company has hired senior valve experts and introduced core technologies in the field of valves. Relying on talent, technology, equipment, information, management, and team spirit, and through professional efforts, the company has obtained certifications from multiple authoritative institutions in China (National Pump and Valve Quality Testing Center, CQC) and internationally (SGS, TUV, SWISS). The company has taken the lead in obtaining TS-A1 level special equipment production licenses, national high-tech enterprises, Zhejiang New Product Research and Development Center, ISO9001 international quality management system certification, ISO14001 environmental management system certification, ISO45001 Occupational Health and Safety Management Certification, ISO15848 Product Certification, API6D American Petroleum Association Certification, API607 Fire Protection Certification, EU CE Certification, TA Luft Micro Leakage Product Certification, Five Star Certification for After Sales Service, Xinhua Water Saving Product Certification, SIL Level 3 Safety Product Certification, Salt Spray Performance Testing, EN488 Product Structure Certification, Axial Pressure, Axial Tension, and Radial Bending Moment Certification by Beijing Construction Engineering Fourth Testing Institute, And obtained growth oriented small and medium-sized enterprises in Zhejiang Province, obtained 3 invention patents and 48 utility model patents, and is in a leading position in the same industry.

The company has built a competitive and economic advantage, fully utilizing its own advantages, introducing international advanced management experience and technological innovation, actively enhancing the comprehensive strength of the enterprise, expanding market share, and using ball valves, all metal hard impact butterfly valves, butterfly valves, rotary ball valves, eccentric hemisphere valves, bidirectional hard sealing butterfly valves, fully welded ball valves, V-shaped balance adjustment ball valves, gate valves, globe valves, check valves, balance valves, pressure reducing valves More than 60 series, hydraulic control valves, and nearly a thousand varieties of various materials, various connection methods, suitable for various media specifications, and a wide variety of product structures. The nominal diameter of the product is (DN6-2600mm), with a pressure level of 0.1MPa-32.0MPa and a working temperature of -196-680 ℃. The main materials of the valve include carbon steel, alloy steel, stainless steel, ductile iron, copper, titanium, Monel alloy, etc., and can be smelted and manufactured according to customer requirements. Widely used in industries such as petroleum, chemical industry, coal mine, municipal water supply and drainage, heating, fire protection, metallurgy, power station, petrochemical, petroleum, gas, etc., it is a member unit of China Petroleum and Petrochemical Equipment, a supplier of China Chemical Group, a qualified supplier of China Huaneng, a qualified supplier of China Huadian, a qualified supplier of China Guodian, a qualified supplier of Datang Power, a qualified supplier of China Power Investment, and a qualified supplier of China Shenhua, Middling coal qualified suppliers, China Resources Group qualified suppliers, China Metallurgical Group qualified suppliers, members of the National Energy E-shopping Network, China Power Construction Equipment qualified suppliers, contract abiding and trustworthy AAA enterprises, bank credit AAA enterprises, members of the China Urban Gas Association, members of the China Heating Association, members of the China Valve Association, members of the China Fire Protection Association, and products are exported to the Middle East Europe, America, Southeast Asia, Africa and other countries and regions. High quality has won unanimous praise and trust from customers.

We will usher in another glory with practicality, high-quality products, sincerity, and win-win situation, repay society, and dedicate ourselves to users.