Pingyuan Machine Factory, a subsidiary of AVIC (Aviation Industry Corporation of China), is a premier manufacturer specializing in aerospace aircraft fluid airborne equipment. Established in 1939 and transitioning to the aviation sector in 1953, the company has grown into one of China's largest enterprises in the filtration and separation industry. Based in Xinxiang, Henan province, the factory operates a massive 348,500 square meter facility with over 1,500 sets of machinery and a workforce exceeding 3,800 employees, including more than 1,000 professional technical personnel.
The company's core product portfolio includes high-precision valves, couplings, filters, and quick-connectors designed for critical fluid systems. As a comprehensive contract manufacturer, Pingyuan Machine Factory maintains 18 subsidiary companies and specialized departments covering research and development, heat and surface treatment, forging, casting, and tool manufacturing. Their capabilities are supported by the Aero-Fluid Control Technology Research Institute and a dedicated testing center for aviation accessory reliability.
Recognized for its technical excellence, the factory hosts the Filtration & Separation Machinery Quality Monitoring Center of AVIC. Its laboratory facilities are accredited by the China National Accreditation Committee for Laboratories (CNACL) and the China State Bureau of Quality and Technical Supervision (CSBQTS), holding CMA marking for aviation particle measurement. These certifications underscore the company's commitment to rigorous quality standards and its role as a key institution for measurement calibration and technical arbitration in airplane fluid systems.
Valves
Coupling
Xinxiang Pingyuan Filter Co., Ltd.
🇨🇳 China
19391001-2000 peopleManufacturer/Trading Company
High capacity factory
Established brand
Large enterprise group
Own brand
Key customer
CUMMINS
Key market
🇺🇸 United States
Description
Xinxiang Pingyuan Filter Co., Ltd. is a prominent manufacturer and trading company based in Xinxiang, China, with a rich history dating back to 1939 as a military products enterprise. Operating with over 1000 employees across a 150,000 square meter facility, the company specializes in a comprehensive range of filtration products and thermal management components. Their extensive product portfolio includes oil filters, fuel filters, air filters, cabin filters, quick couplings, hydraulic filter elements, pneumatic valves, solenoid valves, chillers, radiators, condensers, HVAC air conditioning boxes, evaporators, spring energised seals, wire mesh, aircraft switch valves, cooling modules, cold plates, and valve terminals. The company boasts strong R&D capabilities, a state-level testing center for filters, and over 50 professional production lines, enabling an annual production capacity of 60 million units. Xinxiang Pingyuan Filter Co., Ltd. holds numerous certifications including AS9100, ISO 14001, IATF 16949, and SA8000, underscoring their commitment to quality and environmental management. They serve key customers such as WEICHAI POWER, Shanghai AUTOMOTIVE GROUP, DONGFENG MOTOR GROUP, CUMMINS(China), ISUZU(China), and YUTONG, with export activities accounting for 21% to 30% of their business.