Ren County Qida Rubber Co., Ltd. is a high-tech manufacturer and trading company based in Xingtai, China, established in 1983. With a workforce of 208 employees, including 28 engineers and technicians, the company specializes in the production, development, and design of a wide range of seal products. Their 5,600 square meter factory, part of a 10,800 square meter facility, is equipped with modern automatic production lines and high-precision testing equipment. They offer OEM and ODM services, utilizing materials such as silicone, nitrile, fluorine, nylon, EPDM, polyurethane, and PTFE. Key product categories include rubber O-rings, oil seals, hydraulic seals, rubber gaskets, rubber balls, and various rubber parts for applications in engines, valves, hydraulic machinery, and military industrial enterprises. Ren County Qida Rubber Co., Ltd. holds ISO 9001 certification and production licenses from the State Administration of Quality Supervision Department. The company exports its products globally to markets including Russia, Japan, Korea, and Southeast Asia.
Shanghai Kangda Rubber Products Manufacture Co., Ltd is a manufacturer based in Jinshan district, Shanghai, China, specializing in a wide range of O-rings and seals. Established in 2013, the company employs 11 to 50 people and is certified with ISO 9001. They focus on absorbing foreign technology and developing new products using advanced materials and processes, supported by complete testing equipment. Their product portfolio includes general O-rings made from NBR, EPDM, Fluorine rubber, and Si-rubber, as well as specialized seals such as packing fluorine O-rings (Si-rubber/Fluorine rubber inside, F46 Fluorine plastic outside), both-side PTFE rings (rubber inside, PTFE outside), and Spring energized PTFE seals O-rings (stainless steel spring inside, fluorine plastic outside). These products are designed for applications in the automotive, motorcycle, electronic appliances, machine tools, valves, and hydraulic and pneumatic industries, offering properties like acid resistance, high temperature resistance, non-toxicity, and oil resistance. The company operates as a contract manufacturer, adhering to international quality system standards.