2026 Top 10 O-Ring Manufacturers in China

Shanghai Rongyao Industrial Co., Ltd

Shanghai Rongyao Industrial Co., Ltd., registered at Room 2496, Building 1, No. 225 Xinggong Road, Tinglin Town, Jinshan District, Shanghai, with the registration authority of Jinshan District Market Supervision Administration and the legal representative of Cai Pingsheng, engages in the sales of building materials, hardware and electrical equipment, electronic products, electronic components, electromechanical equipment, pneumatic hydraulic equipment, instruments and meters, metal seals, metal materials, metal products, plastic products, rubber products, craft gifts, furniture, household goods, water pipes and valves, labor protection supplies, wires and cables, communication equipment, fire-fighting equipment, packaging materials, electric tools, pneumatic components, pneumatic tools, chemical raw materials and products (excluding hazardous chemicals, monitored chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals). Engaged in technology development and transfer in the field of electronic technology Technical consulting, technical services, business information consulting, conference services, corporate image planning, water and electricity installation, computer network engineering. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: O-Ring, Rubber Skeleton Seal, Exposed Skeleton Oil Seal

Sichuan Jiashite Rubber Co., Ltd

Sichuan Jiashite Rubber Co., Ltd., registered at Xijiagou, Industrial Concentration Development Zone, Daying County, with the Market Supervision Administration of Daying County as the registration authority and Chen Kehui as the legal representative, engages in general business activities including rubber product manufacturing; Sales of rubber products; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Manufacturing of sealing fillers; Sales of sealing fillers; Research and development of new material technology; Sales of high-performance sealing materials; Sealing component manufacturing; Sales of seals; Mold manufacturing; Mold sales; Manufacturing of specialized equipment for rubber processing; Sales of specialized equipment for rubber processing; Manufacturing of asbestos products; Sales of asbestos products; Intelligent basic manufacturing equipment manufacturing; Sales of intelligent basic manufacturing equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Non residential real estate leasing; Mechanical equipment leasing. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: O-Ring, Ductile Iron Pipe Rubber Ring, Example Of Pipe Gallery System

Cixi Xinbang Rubber Products Co., Ltd

Cixi Xinbang Rubber Products Co., Ltd. is registered at No. 1-2, Southeast District, Dengzhou Street, Zhouxiang Town, Cixi City, Zhejiang Province. The registration authority is the Cixi Market Supervision Administration, and the legal representative is Ma Jianyin. Its business scope includes rubber products, plastic products, hardware accessories, mold manufacturing, and processing. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: O-Ring, Sealing Ring, Rubber Sealing Ring

Ranbang Sealing Technology (Shanghai) Co., Ltd

Ranbang Sealing Technology (Shanghai) Co., Ltd., with its registered address at Room 1073, 1st Floor, Building 21, No. 30, Lane 1698, Wangyuan Road, Fengxian District, Shanghai, is registered with the Fengxian District Market Supervision Bureau. The legal representative is Hong Xing, and its business scope includes technology development, technology services, technology consulting, technology transfer in the field of sealing technology, plastic product processing (limited to branch operations), hardware product manufacturing and processing (limited to branch operations), wholesale and retail of rubber products, plastic products, and hardware products, as well as import and export of goods and technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: O-Ring, Sealing Ring, Combination Gasket

Julu County Hongwen Rubber Products Factory (Individual Industrial and Commercial Household)

Julu County Hongwen Rubber Products Factory (individual industrial and commercial household), located 300 meters north of the intersection of Yong'an Street and Fuhu Road in Wanghuzhai Village, Wanghuzhai Town, Julu County, Xingtai City, Hebei Province, was established on January 6, 2026. The registration authority is Julu County Market Supervision Administration, and the legal representative is Song Dandan. Core products: O-Ring, Nitrile O-Ring, Mechanical Seal

Wurth (Shanghai) Industrial Fasteners Co., Ltd

Wurth (Shanghai) Industrial Fasteners Co., Ltd., with its registered address at Room 353, 3rd Floor, Xinmao Building, No. 2 Taichung South Road, China (Shanghai) Pilot Free Trade Zone, is registered with the Market Supervision and Administration Bureau of the Pilot Free Trade Zone, and its legal representative is Ji Xiufeng. Its business scope includes licensed projects such as the operation of hazardous chemicals. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses of relevant departments.) General projects: fasteners and assembly tools and their components, electrical materials, chemical products (excluding hazardous chemicals, monitoring chemicals, precursor chemicals, and civilian explosives), disinfectants (excluding hazardous chemicals), hygiene products and disposable medical supplies, Class I medical equipment, metal cutting and welding equipment, pumps and vacuum equipment, daily chemical products, material handling equipment, intelligent material handling equipment, special equipment, labor protection supplies, clothing, household goods, fire-fighting equipment and devices, mechanical equipment, metal materials and products, hardware and electrical equipment, electronic products, automotive supplies, and sports equipment. Mechanical and electrical equipment Communication equipment, environmental protection equipment, outdoor equipment, building materials, lubricants, rubber and plastic products, glass products, washing products, hotel supplies, office supplies, daily necessities, household appliances, cosmetics, textiles, handicrafts (excluding cultural relics, ivory and its products), packaging materials, 3D Wholesale, online retail, commission agency (excluding auctions), import and export, and other related supporting businesses of printing basic materials, wearable smart devices, digital cultural and creative technology equipment, computers, software and auxiliary equipment, lighting equipment, containers, furniture, batteries, international trade, transit trade, inter enterprise trade and trade agency, warehousing (excluding dangerous goods) and commercial simple processing of fasteners and assembly tools and their components, technical development, technology transfer, technical consulting, technical services of computer application software in the field of product display, fasteners and assembly tools, business information consulting, research and development of fastener and assembly tool system software, conference services, exhibition display services, maintenance of electric, manual, and pneumatic tools, container maintenance, on-site mechanical equipment Installation and maintenance, Operating leasing of containers, industrial sales equipment, mechanical equipment, leasing of special equipment, warehousing equipment, advertising production, agency, advertising publishing (excluding radio stations, television stations, and newspaper publishing units), 3D printing services, real estate brokerage, and domestic road freight transportation agency. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: O-Ring, Lubricant, Leak Detector

Langfang Tongfeng Hydraulic Machinery Parts Co., Ltd

Langfang Tongfeng Hydraulic Machinery Parts Co., Ltd., registered in Zusi Village, Dacheng County, registered with the Market Supervision and Administration Bureau of Dacheng County, Langfang City, with Zhang Xiaofeng as the legal representative. Its business scope includes processing and sales of mining machinery hydraulic seals, coal machine parts, plastic products, and polyurethane parts; Electricity sales business; Installation project of solar photovoltaic power generation system. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: O-Ring, Guide Ring, Sealing Ring