Updated Jul 16, 2026 · Public platform & industry data

Jul 16, 2026 Updated

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2026 Top 10 Sealing Ring Manufacturers in China

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Top-rated Sealing Ring suppliers, How to choose a Sealing Ring manufacturer, Best Sealing Ring companies in China

The top 10 Sealing Ring manufacturers in China for 2026 are: Changzhou Daye Tengfei Sponge Factory, Hebei Yunwei Machinery Manufacturing Co., Ltd, Shuyang County Lituzhiyi E-commerce Co., Ltd, Foshan Baotesi Sealing Technology Co., Ltd, Suzhou Kunxin Fluid Equipment Co., Ltd, Cangzhou Xinrong Machinery Equipment Co., Ltd, Shanghai Lingyi Electromechanical Equipment Co., Ltd, Nangong Weituo Felt Co., Ltd, Foshan Sanshui Dongxian Rubber Products Co., Ltd, Shanghai Jinghan Electromechanical Equipment Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Region FilterRegion
Top 1
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Changzhou Daye Tengfei Sponge Factory
Overall Score4.9 / 5
Est. Date2004-04-14
Registered Capital400K CNY

Changzhou Daye Tengfei Sponge Factory, with its registered address in An Village, Zhenjiang Village, Hutang Town, Wujin District, Changzhou City. The registration authority is the Wujin District Administrative Approval Bureau of Changzhou City, and the legal representative is Lu Zhongqing. Its business scope includes the manufacturing of sponge products, rubber products, and weaving. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Sealing Ring, Thermal Insulation Sponge, Composite Sponge

Top 2
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Hebei Yunwei Machinery Manufacturing Co., Ltd
Overall Score4.8 / 5
Est. Date2021-04-16
Registered Capital3000K CNY

Hebei Yunwei Machinery Manufacturing Co., Ltd. is registered at Zhanggehou Rubber and Plastic Base in Jing County, Hengshui City, Hebei Province. The registration authority is Jing County Market Supervision Administration, and the legal representative is Li Xirong. Its business scope includes other unspecified general equipment manufacturing industries. Processing and sales of heat exchangers and units, heat exchanger plates, heat exchanger gaskets, heat exchanger frames and accessories, electrical control systems for heating and heat exchange stations, production and sales of water treatment equipment, water source heat pumps, air source heat pumps, dust removal and environmental protection equipment, hydraulic equipment, water pumps and accessories; Production and sales of valves, bellows, metal hoses, compensators, boilers and accessories, electric boilers, gas thermal units, modular boilers, mining equipment and accessories, conveying machinery, rubber machinery equipment, electromechanical equipment, environmental protection equipment, energy-saving products, mechanical manufacturing and processing, rubber products, waterstops, strips, plastic products, rubber molds, nylon products, PTFE products, polyurethane products, high and low pressure rubber hoses and assemblies, seals, graphite parts, automotive parts, metal processing machinery, stainless steel joints and fittings, metal sheets, hardware products, stainless steel products, metal products and materials production, processing, wholesale and retail; Import and export of goods or technology * * (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Sealing Ring, Plate Heat Exchanger Plates, Plate Heat Exchanger Gasket

Top 3
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Shuyang County Lituzhiyi E-commerce Co., Ltd
Overall Score4.8 / 5
Est. Date2021-08-19
Registered Capital2000K CNY

Shuyang Lituzhiyi E-Commerce Co., Ltd., with its registered address at Room 117, Yard 9, Guantang Road, Qixiong Street, Shuyang County, Suqian City, the registration authority is Shuyang County Market Supervision Administration, and the legal representative is Ding Ermei. Its business scope includes the licensed items: food Internet sales (items that need to be approved according to law can only be carried out after being approved by relevant departments, and the specific business items are subject to the approval results) General items: Internet sales (except the sales of goods that need to be licensed); Internet sales of food (only selling pre packaged food) (in addition to items that must be approved according to law, independently carry out business activities according to law with the business license). Core products: Sealing Ring, Pneumatic Strapping Machine, Reducer

TOP4
Foshan Baotesi Sealing Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2015-10-19
Registered Capital1000K CNY

Foshan Baotesi Sealing Technology Co., Ltd., with its registered address at 104, Building 5, No. 16 Jiafu Road, Nanzhuang Town, Chancheng District, Foshan City (registered address declared), is registered with the Market Supervision Administration of Chancheng District, Foshan City, and its legal representative is Guochao Shi. Its business scope includes the development of hydraulic equipment technology; Research, development, and sales: hydraulic seals, hydraulic sealing materials, rubber products, hydraulic valves, hydraulic cylinders, hydraulic accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Sealing Ring, Piston Rod Seal, Instrument Sealing Ring

TOP5
Suzhou Kunxin Fluid Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2016-03-15
Registered Capital2000K CNY

Suzhou Kunxin Fluid Equipment Co., Ltd. is registered at Room 415, Building 3, No. 58 Wushan Street, Yuexi Street, Wuzhong District, Suzhou City. The registration authority is the Administrative Approval Bureau of Wuzhong District, Suzhou City, and the legal representative is Zou Chunming. The business scope includes general projects: sales of pipeline transportation equipment; Sales of intelligent power transmission and distribution and control equipment; Sales of mechanical and electrical equipment; Sales of electronic specialized equipment; Sales of mechanical equipment; Installation services for ordinary mechanical equipment; Maintenance of electronic and mechanical equipment (excluding special equipment); Wholesale of hardware products; Sales of pumps and vacuum equipment; Mold sales; Sales of mechanical parts and components; Electronic product sales; Sales of metal products; Wholesale of electronic components; Engineering cost consulting services; Information consulting services (excluding licensed information consulting services); business management; Graphic and textual design and production; Advertising design and agency; Advertising release; Business agency services; Conference and exhibition services (except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law). Core products: Sealing Ring, Hose Pressure Test Bench, Airtight Seal Leakage Test Bench

TOP6
Cangzhou Xinrong Machinery Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2020-04-02
Registered Capital2000K CNY

Cangzhou Xinrong Machinery Equipment Co., Ltd., with its registered address located 500 meters west of Baozhuang Village, Nanhetou Township, Xian County, Cangzhou City, Hebei Province, is registered with the Market Supervision Administration of Xian County and represented by Peng Lili. Its business scope includes general projects such as mining machinery manufacturing; Mechanical parts and component processing; Sealing component manufacturing; Manufacturing of material handling equipment; Manufacturing of mechanical and electrical equipment; Sales of mechanical parts and components; Sales of mining machinery; Sales of material handling equipment; Sales of seals; Sales of mechanical equipment; Sales of mechanical and electrical equipment; Retail of hardware products; Sales of specialized equipment for environmental protection; Sales of metal fittings for construction; Sales of labor protection equipment; Sales of metal products; Sales of plastic products; Sales of rubber products; Sales of building materials; Sales of instruments and meters; Installation services for ordinary mechanical equipment; Specialized equipment repair; Import and export of goods (except for projects that require approval according to law, independently conducting business activities that are not prohibited or restricted by laws and regulations). Core products: Sealing Ring, Conveyor Belt Conveyor, Roller Bracket

TOP7
Shanghai Lingyi Electromechanical Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2010-04-18
Registered Capital500K CNY

Shanghai Lingyi Electromechanical Equipment Co., Ltd. is registered at Room 1-235, Building 4, Fengjing Mall, No. 9135 Zhufeng Road, Jinshan District, Shanghai. The registration authority is Jinshan District Market Supervision Administration, and the legal representative is Liu Ling. The company's business scope includes the sale of electromechanical equipment and accessories, pumps, engines, fans, refrigeration equipment, pressure vessels, electronic products, chemical equipment, mechanical equipment, electrical equipment, hardware and electrical equipment, instruments and meters, steel, automotive parts, chemical raw materials and products (excluding hazardous chemicals, monitored chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), maintenance of electromechanical equipment (excluding special equipment), and engages in the 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: Sealing Ring, Minimum Pressure Valve, Safety Valve

TOP8
Nangong Weituo Felt Co., Ltd
Overall Score4.6 / 5
Est. Date2015-06-09
Registered Capital3000K CNY

Nangong Weituo Felt Co., Ltd., with its registered address at No. 317 Houfenlu, Chuiyang Town, Nangong City, Xingtai City, Hebei Province, is registered with the Nangong Administration for Industry and Commerce. The legal representative is Liu Xiangbo, and its business scope includes the processing and sales of felt products, wool felt, and synthetic felt products, as well as the purchase and sale of fluff and the import and export of self operated products (projects that require approval by law can only be carried out after approval by relevant departments)***. Core products: Sealing Ring, Soundproof Panel, Wool Felt

TOP9
Foshan Sanshui Dongxian Rubber Products Co., Ltd
Overall Score4.5 / 5
Est. Date2004-07-02
Registered Capital3000K CNY

Foshan Sanshui Dongxian Rubber and Plastic Products Co., Ltd., with its registered address at No. 2 Xianda Road, Lubao Town, Sanshui District, Foshan City (registered address), is registered with the Market Supervision and Administration Bureau of Sanshui District, Foshan City. The legal representative is Cao Zhien, and the business scope includes the production and sales of rubber products, plastic products, and the import and export of various commodities and technologies through operation and agency. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments.) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments.). Core products: Sealing Ring, Silicone Case, Silicone O-Ring

TOP10
Shanghai Jinghan Electromechanical Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2015-04-14
Registered Capital500K CNY

Shanghai Jinghan Electromechanical Equipment Co., Ltd., with its registered address at Room 2113, No. 868 Jinqi Road, Fengxian District, Shanghai, is registered with the Market Supervision Bureau of Fengxian District. The legal representative is Wei Hai, and its business scope includes the wholesale and retail of electromechanical equipment, automation equipment, instruments and meters, computers, software and auxiliary equipment, communication equipment (except for satellite TV broadcasting ground receiving facilities), automotive parts, motorcycle parts, hardware and electrical equipment, metal materials, metal products, building decoration materials, chemical raw materials and products (except for hazardous chemicals, monitored chemicals, civilian explosives, and precursor chemicals), textiles, and daily necessities. It also provides business information consulting and engages in the 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: Sealing Ring, Needle Valve, Plotter

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Changzhou Daye Tengfei Sponge Factory2004-04-14Sealing Ring, Thermal Insulation Sponge, Composite Sponge400K CNYSupported
Hebei Yunwei Machinery Manufacturing Co., Ltd2021-04-16Sealing Ring, Plate Heat Exchanger Plates, Plate Heat Exchanger Gasket3000K CNYSupported
Shuyang County Lituzhiyi E-commerce Co., Ltd2021-08-19Sealing Ring, Pneumatic Strapping Machine, Reducer2000K CNYSupported
Foshan Baotesi Sealing Technology Co., Ltd2015-10-19Sealing Ring, Piston Rod Seal, Instrument Sealing Ring1000K CNYNot Supported
Suzhou Kunxin Fluid Equipment Co., Ltd2016-03-15Sealing Ring, Hose Pressure Test Bench, Airtight Seal Leakage Test Bench2000K CNYSupported
Cangzhou Xinrong Machinery Equipment Co., Ltd2020-04-02Sealing Ring, Conveyor Belt Conveyor, Roller Bracket2000K CNYSupported
Shanghai Lingyi Electromechanical Equipment Co., Ltd2010-04-18Sealing Ring, Minimum Pressure Valve, Safety Valve500K CNYNot Supported
Nangong Weituo Felt Co., Ltd2015-06-09Sealing Ring, Soundproof Panel, Wool Felt3000K CNYSupported
Foshan Sanshui Dongxian Rubber Products Co., Ltd2004-07-02Sealing Ring, Silicone Case, Silicone O-Ring3000K CNYSupported
Shanghai Jinghan Electromechanical Equipment Co., Ltd2015-04-14Sealing Ring, Needle Valve, Plotter500K CNYNot Supported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • For procurement requirements that require the use of sealing rings, it is recommended to prioritize checking key technical parameters such as inner diameter, outer diameter, and material hardness to ensure compatibility with equipment interfaces, such as the significant differences in specifications between hydraulic systems and chemical pipelines.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers can usually provide more stable sealing ring supply and working condition adaptation solutions.
  • Sealing rings used in high temperature or corrosive environments should pay attention to their temperature resistance range and chemical corrosion resistance, for example, the selection criteria for food processing equipment and petroleum pipelines are completely different.
  • In different application scenarios such as automotive engine or water pump assembly, there are differences in the compression ratio and wear resistance requirements of sealing rings. Before procurement, it is necessary to clarify the actual operating parameters to avoid the risk of failure.

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs