Updated Oct 16, 2026 · Public platform & industry data

Oct 16, 2026 Updated

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2026 Top 10 Mechanical Seal Manufacturers in China

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Top-rated Mechanical Seal suppliers, How to choose a Mechanical Seal manufacturer, Best Mechanical Seal companies in China

The top 10 Mechanical Seal manufacturers in China for 2026 are: Jiangsu Jiuhong Pump Industry Co., Ltd, Jiangsu Nanbo Machinery Manufacturing Co., Ltd, Nanjing Yingpaile Fluid Technology Co., Ltd, Zigong Chuanmi Mechanical Seals Co., Ltd, Nanjing Erta Pump Industry Co., Ltd, Hengshui Xianhe Mechanical Seal Co., Ltd, Jiangsu Longsheng Pump Valve Manufacturing Co., Ltd, Hebei Bo Pump Industry Co., Ltd, Changzhou Wujin First Hot Oil Pump Factory Co., Ltd, Shanghai Shumei Industrial 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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Top 1
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Jiangsu Jiuhong Pump Industry Co., Ltd
Overall Score4.9 / 5
Est. Date2015-08-26
Registered Capital21580K CNY

Jiangsu Jiuhong Pump Industry Co., Ltd., located at 158 Xinya North Road, Xinqiao Town, Jingjiang City, was established on August 26, 2015. The registration authority is Jingjiang Administrative Approval Bureau, and the legal representative is Lv Haitao. Core products: Mechanical Seal

Top 2
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Jiangsu Nanbo Machinery Manufacturing Co., Ltd
Overall Score4.8 / 5
Est. Date2014-11-28
Registered Capital10880K CNY

Jiangsu Nanbo Machinery Manufacturing Co., Ltd., with its registered address in Shuguang Industrial Park, Baimi Town, Jiangyan District, Taizhou City, is registered with the Jiangyan District Administrative Approval Bureau of Taizhou City. The legal representative is Wu Bin, and its business scope includes the manufacturing, processing, and sales of environmental protection equipment, compensators, coolers, corrugated pipes, expansion joints, expansion joints, pipes, fittings, valves, pipeline accessories, air doors, spring supports and hangers, and general mechanical parts (excluding those that are eliminated or restricted by national industrial policies; excluding industries with backward production capacity); Sales of rubber and plastic products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Mechanical Seal, Compensator, Expansion Joint

Top 3
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Nanjing Yingpaile Fluid Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2021-04-26
Registered Capital2000K CNY

Nanjing Yingpaile Fluid Technology Co., Ltd., with its registered address at No. 59 Wangqiao Road, Xiongzhou Street, Liuhe District, Nanjing City, is registered with the Market Supervision and Administration Bureau of Liuhe District, Nanjing City. The legal representative is Ye Huaijie, and its business scope includes general projects such as mechanical equipment research and development; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of general components; Manufacturing of metal seals; Sales of metal seals; Sales of high-performance sealing materials; Manufacturing of hydraulic power machinery and components (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: Mechanical Seal, Magnetic Oil Seal, Bearing Isolator

TOP4
Zigong Chuanmi Mechanical Seals Co., Ltd
Overall Score4.7 / 5
Est. Date2011-07-11
Registered Capital10000K CNY

Zigong Chuanmi Mechanical Seal Co., Ltd., registered at No. 339-5, Kechuang 4th Road, High tech Industrial Park, Yantan District, Zigong City, Sichuan Province, with the registration authority of Zigong Market Supervision Administration and the legal representative of Mingxingping, engages in the design, manufacturing, and sales of mechanical seals and accessories; Sales: oil pumps, water pump hosts and accessories, hydraulic lubrication equipment, oil filtration equipment, general mechanical equipment and accessories; Import and export of goods and technology. (Projects that require approval by law can only be operated after approval by relevant departments.). Core products: Mechanical Seal, Mechanical Seal

TOP5
Nanjing Erta Pump Industry Co., Ltd
Overall Score4.7 / 5
Est. Date2010-07-26
Registered Capital4080K CNY

Nanjing Erta Pump Industry Co., Ltd., with its registered address at 7-1 Mingkey Road, Qinhuai District, Nanjing City, is registered with the Qinhuai District Government Service Management Office of Nanjing City. The legal representative is Bian Aijun, and its business scope includes general projects such as mechanical equipment sales; Mechanical equipment research and development; Maintenance of electronic and mechanical equipment (excluding special equipment); Installation services for ordinary mechanical equipment; Sales of mechanical and electrical equipment; Sales of specialized equipment for environmental protection; Sales of pumps and vacuum equipment; Sales of valves and plugs; Sales of instruments and meters; Research and development of motors and their control systems; Sales of micro motors and components; Wholesale of hardware products; Import and export of goods (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Mechanical Seal, Sewage Pump, Stainless Steel Pump

TOP6
Hengshui Xianhe Mechanical Seal Co., Ltd
Overall Score4.6 / 5
Est. Date2009-03-05
Registered Capital1000K CNY

Hengshui Xianhe Mechanical Seal Co., Ltd., registered at Fuxi Road, Wuqiang Town, Wuqiang County, registered with the Administration for Industry and Commerce of Wuqiang County, Hengshui City. The legal representative is Xie Zhijun, and the business scope includes mechanical seals, pump accessories, machine tool accessories, instrument accessories, transformer accessories, production and sales, and mechanical repair (prohibited by laws and regulations, and cannot be operated without approval). Core products: Mechanical Seal, Sealing For Standard Pumps, Corrosion Resistant Seals

TOP7
Jiangsu Longsheng Pump Valve Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date2017-03-21
Registered Capital19900K CNY

Jiangsu Longsheng Pump and Valve Manufacturing Co., Ltd., with its registered address at No. 258 Xinya North Road, Xinqiao, Jingjiang City, is registered with the Jingjiang Administrative Approval Bureau and its legal representative is Ju Zhiyong. Its business scope includes the manufacturing and sales of pumps, valves, metallurgical equipment, power equipment, chemical equipment, environmental protection equipment, mining equipment, metal structures, metal pipelines, instruments and meters, wires and cables, and heat-resistant and wear-resistant steel products. General projects: Manufacturing of specialized equipment for food, alcohol, beverages, and tea production (except for projects that require approval by law, business activities can be carried out independently based on the business license). Core products: Mechanical Seal, Forced Circulation Pump, Submerged Pump

TOP8
Hebei Bo Pump Industry Co., Ltd
Overall Score4.6 / 5
Est. Date2020-04-15
Registered Capital5000K CNY

Hebei Bo Pump Industry Co., Ltd., registered at No. 22 Xingwang District, Nanyang Village, Shifo Town, Anguo City, registered with the Market Supervision Administration of Anguo City, with Liu Shanshan as the legal representative. Its business scope includes the production and sales of water pumps and accessories; Sales of motors, valves, bearings, hardware and electrical equipment, wires and cables, and rubber products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Mechanical Seal, Multistage Pump, Foam Slurry Pump

TOP9
Changzhou Wujin First Hot Oil Pump Factory Co., Ltd
Overall Score4.4 / 5
Est. Date1990-04-17
Registered Capital15800K CNY

Changzhou Wujin First Hot Oil Pump Factory Co., Ltd., with its registered address in Yuxiang Village, Henglin Town, Wujin District, Jiangsu Province. The registration authority is the Management Committee of Changzhou Economic Development Zone, and the legal representative is Feng Liusheng. Its business scope includes general projects: sales of metal products; Sales of electrical accessories; Non residential real estate leasing; Land use right leasing; Mechanical equipment leasing; Rental of special equipment; Office equipment rental services; Housing rental; Rental services (excluding licensed rental services); Import and export of goods; Technology import and export; Import and export agency; Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment; Manufacturing of hydraulic power machinery and components; Sales of hydraulic power machinery and components; Mechanical parts and component processing; Sales of mechanical parts and components; Sales of petroleum products (excluding hazardous chemicals); Sales of lubricating oil; Sales of special equipment; Sales of electric food processing equipment (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: Mechanical Seal, , Energy Saving Hot Oil Pump

TOP10
Shanghai Shumei Industrial Co., Ltd
Overall Score4.4 / 5
Est. Date2012-09-07
Registered Capital500K CNY

Shanghai Shumei Industrial Co., Ltd., registered address at A653, 6th Floor, Building 3, No. 2118 Guanghua Road, Minhang District, Shanghai The registered authority is Minhang District Market Supervision and Administration Bureau, and the legal representative is He Ting. The business scope includes the sales of seals, rubber products, chemical products and raw materials (excluding hazardous chemicals, monitored chemicals, fireworks, civilian explosives, and precursor chemicals), fluid equipment, electronic products, mechanical and electrical equipment and accessories, hardware and electrical equipment, instruments and meters, metal materials, automotive parts, clothing and accessories, shoes and hats, communication equipment, building decoration materials, etiquette services, conference services, exhibition and display services, mechanical equipment installation and maintenance (except for special control), business consulting, enterprise management consulting (except for brokerage projects), engaged in technology development, technical consulting, technical services, and technology transfer in the field of electronic technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Mechanical Seal, Sealing Ring, Balanced Sealing Ring

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Jiangsu Jiuhong Pump Industry Co., Ltd2015-08-26Mechanical Seal21580K CNYNot Supported
Jiangsu Nanbo Machinery Manufacturing Co., Ltd2014-11-28Mechanical Seal, Compensator, Expansion Joint10880K CNYNot Supported
Nanjing Yingpaile Fluid Technology Co., Ltd2021-04-26Mechanical Seal, Magnetic Oil Seal, Bearing Isolator2000K CNYNot Supported
Zigong Chuanmi Mechanical Seals Co., Ltd2011-07-11Mechanical Seal, Mechanical Seal10000K CNYNot Supported
Nanjing Erta Pump Industry Co., Ltd2010-07-26Mechanical Seal, Sewage Pump, Stainless Steel Pump4080K CNYNot Supported
Hengshui Xianhe Mechanical Seal Co., Ltd2009-03-05Mechanical Seal, Sealing For Standard Pumps, Corrosion Resistant Seals1000K CNYSupported
Jiangsu Longsheng Pump Valve Manufacturing Co., Ltd2017-03-21Mechanical Seal, Forced Circulation Pump, Submerged Pump19900K CNYNot Supported
Hebei Bo Pump Industry Co., Ltd2020-04-15Mechanical Seal, Multistage Pump, Foam Slurry Pump5000K CNYNot Supported
Changzhou Wujin First Hot Oil Pump Factory Co., Ltd1990-04-17Mechanical Seal, , Energy Saving Hot Oil Pump15800K CNYNot Supported
Shanghai Shumei Industrial Co., Ltd2012-09-07Mechanical Seal, Sealing Ring, Balanced Sealing Ring500K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of mechanical seals, it is recommended to prioritize checking key technical parameters such as pressure range, temperature adaptability, and medium compatibility to ensure compatibility with equipment operating conditions.
  • In different application scenarios such as chemical or electrical engineering, the selection of materials for mechanical seals needs to consider differences in corrosion resistance and wear resistance, such as distinguishing the applicable environments of graphite and silicon carbide.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information.
  • In actual procurement, attention should be paid to the axial compensation capability and vibration adaptability of mechanical seals, which are particularly crucial for the long-term stability of high-speed pump bodies and other equipment.

Knowledge Base

Q

Baidu AiGou will help you find pictures related to different categories of mechanical seals, taking you on a journey to appreciate the diversity and uniqueness of mechanical seals. At the same time, we also recommend high-quality mechanical seal products for you, allowing you to easily and quickly find the most suitable mechanical seal for yourself when making purchases.

Q

Baidu AiGou will help you find pictures related to different categories of mechanical seals, taking you on a journey to appreciate the diversity and uniqueness of mechanical seals. At the same time, we also recommend high-quality mechanical seal products for you, allowing you to easily and quickly find the most suitable mechanical seal for yourself when making purchases.

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