Guogong Holding Group Co., Ltd. is a valve manufacturing enterprise integrating development, manufacturing, installation, sales and service, Located in Lishui, Zhejiang province, where valve manufacturing is concentrated and known as the green Valley.Since its establishment, with strong technical force and emphasis on talents, research equipment, constantly strengthen the information reserve enterprise development concept, has always maintained the industry leading level.is located in Lishui, Zhejiang, known as the Green Valley and a hub for the valve industry. It is a valve manufacturing enterprise integrating valve research and development, manufacturing, installation, and sales services. Since its establishment, relying on its profound technical accumulation, adhering to the development philosophy of valuing talents, upgrading production equipment, and improving technical information reserves, the enterprise has maintained a high level of development in the industry.

 The company's headquarters spans an area of 65,300m² with a building area of 46,000m². Currently, we employ 385 staff members, including 28 engineers, 56 technical personnel, 12 senior welders, 106 technicians, 6 professionals in physical and chemical testing, 10 special equipment inspection and testing personnel, 8 non-destructive testing personnel, and 8 after-sales service personnel. The company has established a comprehensive quality assurance system and is equipped with a full range of testing tools: direct reading spectrometer, portable spectrometer, bench hardness tester, portable hardness tester, ultrasonic flaw detector, impact testing machine, tensile testing machine, universal valve testing platform, O-ring explosion resistance testing platform, and ultrasonic thickness gauge. Additionally, we have over 300 sets of imported high-end machining centers and various production equipment, boasting plasma surfacing processing capabilities. We have established a valve design center capable of conducting finite element analysis, valve performance testing, and various types of valve pressure testing. This ensures the efficiency of new product development and the quality of outgoing products, making our quality assurance system more scientific and comprehensive, laying a solid foundation for producing stable and reliable valve products.

 The company has long been introducing industry senior experts and core valve technologies, relying on talent, technology, equipment, information, management, and team collaboration, and has obtained certifications from multiple domestic and international authoritative institutions such as the National Pump and Valve Quality Inspection Center, CQC, SGS, TUV, and SWISS. The company possesses TS-A1 level special equipment production license, is a national high-tech enterprise, and has a new product research and development center in Zhejiang Province. It has also obtained ISO9001 quality management system, ISO14001 environmental management system, ISO45001 occupational health and safety management, ISO15848, API6D, API607 fire protection, EU CE, TA-Luft microleakage, five-star after-sales service, Xinhua water conservation, SIL3 safety, salt spray performance, EN488 product structure, as well as relevant appraisal and certification from the Beijing Construction Engineering Fourth Testing Institute for axial pressure, axial tension, radial bending moment, etc. It has been rated as a growth-oriented small and medium-sized enterprise in Zhejiang Province and holds 3 invention patents and 48 utility model patents.

 The enterprise fully leverages its own advantages, draws on mature international management experience, promotes technological innovation, and continuously enhances its comprehensive competitive strength. Its products cover more than 60 series and nearly a thousand varieties, including ball valves, butterfly valves, gate valves, globe valves, check valves, balance valves, pressure reducing valves, regulating valves, hydraulic control valves, etc., supporting multiple materials and various connection forms, and adapting to diverse medium conditions. The nominal diameter ranges from DN6 to 2600mm, the pressure rating from 0.1MPa to 32.0MPa, and the applicable temperature from -196 to 680℃. The valve body can be made of carbon steel, alloy steel, stainless steel, nodular iron, copper, titanium, monel, and other materials, and can be customized according to customer needs. The products are widely used in the fields of petroleum, chemical industry, coal mining, municipal water supply and drainage, thermal power, fire protection, metallurgy, power stations, petrochemical, gas, etc. The company is a member unit of China Petroleum and Petrochemical Equipment, a supplier of China National Chemical Corporation, a qualified supplier of China Huaneng, China Huadian, China Guodian, Datang Power, China Power Investment Corporation, China Shenhua, China Resources Group, and China Metallurgical Group, a member unit of National Energy E-shopping Network, and a qualified supplier of China Power Construction Equipment. It has been awarded the AAA-level contract-honoring and credit-abiding enterprise and AAA-level bank credit enterprise. At the same time, it is a member unit of China City Gas Association, China Heating Association, China Valve Association, and China Fire Protection Association. Its products are sold to regions such as the Middle East, Europe, America, Southeast Asia, and Africa, accumulating a large number of project practice cases and customer resources at home and abroad.

 The company adheres to the business philosophy of pragmatism, precision, integrity, and win-win cooperation, striving for steady development, giving back to society, and serving its vast customer base.