Updated Oct 4, 2026 · Public platform & industry data

Oct 4, 2026 Updated

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2026 Top 10 Containerized Mechanical Seals Manufacturers in China

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

The top 10 Containerized Mechanical Seals manufacturers in China for 2026 are: Shandong Zhongtuo Dingcheng Chemical Machinery Co., Ltd, Nanjing Nacheng Electromechanical Equipment Co., Ltd, Yingbu International Trading (Shanghai) Co., Ltd, Suzhou Maozheng Hydraulic Co., Ltd, Shenzhen Longgang District Kesrui Rubber Products Factory, Shenzhen Kangyan Technology Co., Ltd, Suzhou Quanfulai New Material Technology Co., Ltd, Zibo Datong Industrial Equipment Co., Ltd, Shanghai Sapo Electromechanical Control System Co., Ltd, Fujian Huali Sealing Technology 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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Shandong Zhongtuo Dingcheng Chemical Machinery Co., Ltd
Overall Score4.9 / 5
Est. Date2021-02-25
Registered Capital7100K CNY

Shandong Zhongtuo Dingcheng Chemical Machinery Co., Ltd., with its registered address at No. 79, Daxu Village, Beijing Road, Fujia Town, Zibo Economic Development Zone, Zibo City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Zibo Economic Development Zone. The legal representative is Fu Yanhong, and its business scope includes general projects such as manufacturing of specialized equipment for oil refining and chemical production; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of coal-fired flue gas desulfurization and denitrification equipment; Sales of coal-fired flue gas desulfurization and denitrification equipment; Manufacturing of mechanical and electrical equipment; Sales of electrical equipment; Manufacturing of power facilities and equipment; Sales of power facilities and equipment; Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment; General equipment manufacturing (excluding special equipment manufacturing); Sales of special equipment; Manufacturing of metal materials; Mechanical equipment research and development; Sales of electrical and mechanical equipment; Sales of mechanical equipment; Installation services for ordinary mechanical equipment; Specialized equipment repair; Sales of metal products; Research and development of metal products; Sales of valves and plugs; Sales of high-performance non-ferrous metals and alloy materials; Sales of metal materials; Sales of metal based composite materials and ceramic based composite materials; Mechanical parts and component processing; Sales of mechanical parts and components; Wholesale of hardware products; Sales of building materials; Sales of chemical products (excluding licensed chemical products); Sales of refractory materials; Sales of non-metallic minerals and products; Sales of metal ores; Sales of building decoration materials; Sales of building waterproofing membrane products; Sales of electronic components and electromechanical equipment; Sales of non-ferrous metal alloys; Sales of electrical equipment; Sales of metal cutting and welding equipment; Sales of gears, gear reducers, and gearboxes; Sales of renewable resources; Environmental consulting services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Conference and exhibition services; Loading and unloading handling. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Road freight transportation (excluding dangerous goods); Import and export of goods; Technology import and export. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Containerized Mechanical Seals, Enamel Mixer, Side Entry Mixer

Top 2
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Nanjing Nacheng Electromechanical Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2016-11-03
Registered Capital2000K CNY

Nanjing Nacheng Electromechanical Equipment Co., Ltd., registered at Room 1-0055, Building A, Baguazhou Entrepreneurship Park, No. 268 Lidao Road, Baguazhou Street, Qixia District, Nanjing City, registered with the Administrative Approval Bureau of Qixia District, Nanjing City. The legal representative is Liu Wei, and the business scope includes the sales of electromechanical equipment, bearings and accessories, metal materials, hardware and electrical equipment, building materials, mechanical equipment, computers, software, and auxiliary equipment; Import and export business of various commodities and technologies through self operation and agency. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Containerized Mechanical Seals, Ina Bearings, Zwz Tile Shaft

Top 3
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Yingbu International Trading (Shanghai) Co., Ltd
Overall Score4.8 / 5
Est. Date2016-02-22
Registered Capital5000K CNY

Yingbu International Trade (Shanghai) Co., Ltd., with its registered address at No. 9, Lane 65, Huandong 1st Road, Fengjing Town, Jinshan District, Shanghai (Xingteng Economic Community), is registered with the Jinshan District Market Supervision Bureau and its legal representative is Zhang Lifen. Its business scope includes the import and export of goods and technology, sales of bearings, mechanical and electrical equipment and accessories, hardware and electrical equipment, steel, lubricants, rubber products, daily necessities, household goods, washing products, cosmetics, electronic products and accessories, edible agricultural products, e-commerce (excluding value-added telecommunications and financial services), business information consulting, tourism consulting, domestic goods transportation agency, and technology development, consulting, technical services, and technology transfer in the field of computer technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Containerized Mechanical Seals, Taiwan Sog, Imported Bearings

TOP4
Suzhou Maozheng Hydraulic Co., Ltd
Overall Score4.7 / 5
Est. Date2022-06-09
Registered Capital2000K CNY

Suzhou Maozheng Hydraulic Co., Ltd., registered at Room 1324, Building 1, Huicui Commercial Plaza, Yuanhe Street, Xiangcheng District, Suzhou City, Jiangsu Province, registered with the Administrative Approval Bureau of Xiangcheng District, Suzhou City. The legal representative is Wang Shaofei, and the business scope includes general projects: sales of hydraulic power machinery and components; Sales of liquid tight components and systems; Sales of pumps and vacuum equipment; Sales of gears, gear reducers, and gearboxes; Sales of bearings, gears, and transmission components; Sales of mechanical equipment; Sales of power electronic components; Sales of valves and plugs; Bearing sales; Sales of instruments and meters; Sales of electronic vacuum devices; Sales of electronic specialized equipment; Sales of electronic components and electromechanical equipment; Electronic product sales; Sales of special equipment; Sales of wind and electric tools; Sales of construction machinery; Sales of high-performance sealing materials; Sales of lubricating oil; Retail of hardware products; Sales of electrical accessories; Sales of electronic measuring instruments; Sales of magnetic materials; Wholesale of electronic components; Sales of mechanical and electrical equipment; Sales of clocks and timing instruments; Repair of communication equipment; Sales of plastic products; Sales of communication equipment; Retail of stationery supplies; Sales of office supplies; Sales of metal tools; Sales of coatings (excluding hazardous chemicals); Wholesale of automotive spare parts; Sales of household appliance spare parts; Sales of furniture spare parts; Instrument and meter repair; Rental services (excluding licensed rental services); Internet sales (except for the sale of goods that need permission) (except for items that need approval according to law, independently carry out business activities according to law with the business license). Core products: Containerized Mechanical Seals, Solenoid Valve, Lubrication Pump - Lubricating Grease

TOP5
Shenzhen Longgang District Kesrui Rubber Products Factory
Overall Score4.7 / 5
Est. Date2014-07-10
Registered Capital-

Kaisirui Rubber and Plastic Products Factory, Longgang District, Shenzhen, with its registered address at No. 158 Zhangbei, Ailian Community, Longcheng Street, Longgang District, Shenzhen. The registration authority is Longgang Bureau, and the legal representative is Liang Jinshui. Its business scope includes silicone products, hardware accessories, electric heating equipment, and bulk distribution of rubber and plastic products. It also processes silicone products, hardware accessories, electric heating equipment, and rubber and plastic products. Core products: Containerized Mechanical Seals, Rubber Hose Rubber Sleeve Miscellaneous Parts, Wrinkle Removal Accessory Processing

TOP6
Shenzhen Kangyan Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2017-03-07
Registered Capital5000K CNY

Shenzhen Kangyan Technology Co., Ltd. is registered at 3A08, Building 8, Tangzheng Science and Technology Park, No. 76 Guanlan Avenue, Xinhe Community, Fucheng Street, Longhua District, Shenzhen. The registration authority is Longhua Supervision Bureau of Shenzhen Market Supervision Administration, and the legal representative is Chen Yun. The business scope includes wholesale and retail of mechanical and electrical equipment, instruments and meters, hardware and electrical equipment, metal materials, cutting tools, refrigeration equipment, automobile and motorcycle accessories, packaging materials, needle textiles, leather products, rubber products, arts and crafts, computers, software and auxiliary equipment, household appliances, communication equipment, chemical products (excluding hazardous chemicals), electronic products, metal ores, non-metallic ores, sports goods, daily necessities, cosmetics, jewelry, clothing, shoes and hats, technology. Development and technology transfer; Mechanical and electronic equipment maintenance (excluding special cases); Economic information consultation (excluding intermediary services); Computer graphic design and production; Import and export of goods; Technology import and export; Agent import and export; Organize cultural and artistic exchanges; Conference services. Sales of metallurgical specialized equipment; Manufacturing of forgings and powder metallurgy products; Manufacturing of metallurgical specialized equipment; General equipment repair; Professional design services; Information technology consulting services; Residential water and electricity installation and maintenance services; Installation services for ordinary mechanical equipment; Sales of mechanical and electrical equipment; Sales of high-quality special steel materials; Sales of building materials; Sales of lighting fixtures; Internet sales (except for the sale of goods that need to be licensed); Sales of lighting fixtures. (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: Containerized Mechanical Seals, Proconect, Internormen

TOP7
Suzhou Quanfulai New Material Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2013-11-12
Registered Capital5000K CNY

Suzhou Quanfulai New Material Technology Co., Ltd., registered at Building 10, No. 99 Huasheng South Road, Zhoushi Town, Kunshan City, registered with the Kunshan Administrative Approval Bureau and represented by Wang Ruibao as its legal representative. Its business scope includes general projects such as research and development of new material technology; Rubber product manufacturing; Sales of rubber products; Manufacturing of plastic products; Sales of plastic products; Paper product manufacturing; Sales of paper products; Manufacturing of electronic specialized materials; Sales of electronic specialized materials; Sales of packaging materials and products; Sales of sealing fillers; Sales of synthetic materials; Sales of seals; Sales of metal materials; Sales of specialized instruments and meters for environmental monitoring; Sales of specialized equipment for environmental protection; Sales of gas and liquid separation and purification equipment; Electronic product sales; Wholesale of electronic components; Laser marking processing; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Technology import and export (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: Containerized Mechanical Seals, Filter, Filter Element

TOP8
Zibo Datong Industrial Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2023-01-09
Registered Capital5000K CNY

Zibo Datong Industrial Equipment Co., Ltd., with its registered address located at the factory building in the north courtyard of Fujia Grain Management Office, 400 meters west of Fujia Village, Fujia Town, Zibo Economic Development Zone, Zibo City, Shandong Province, China. The registration authority is the Market Supervision and Administration Bureau of Zibo Economic Development Zone, and the legal representative is Li Jun. Its business scope includes general projects such as instrument manufacturing; Manufacturing of specialized equipment for refining and chemical production; Sales of specialized equipment for refining and chemical production; Manufacturing of specialized equipment for the production of glass, ceramics, and enamel products; General equipment repair; Manufacturing of enamel products; Sales of enamel products; Sales of special equipment; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing). (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Special equipment manufacturing. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Containerized Mechanical Seals, Enamel Reaction Kettle Cover, Enamel Reaction Kettle

TOP9
Shanghai Sapo Electromechanical Control System Co., Ltd
Overall Score4.4 / 5
Est. Date2015-01-05
Registered Capital2000K CNY

Shanghai Sapo Electromechanical Control System Co., Ltd., with its registered address at Room 2212, Building 5, No. 6558 Tingwei Road, Jinshan Industrial Zone, Shanghai, is registered with the Jinshan District Market Supervision and Administration Bureau. The legal representative is Peng Bing, and its business scope includes licensed projects such as import and export of goods; Technology import and export. (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 issued by relevant departments.) General projects: sales of industrial automatic control system devices; Sales of power electronic components; Sales of electrical and mechanical equipment; Sales of instruments and meters; Wholesale of hardware products; Sales of metal products; Sales of hydraulic power machinery and components; Sales of machine tool functional components and accessories; Wholesale of computer software, hardware, and auxiliary equipment; Sales of communication equipment; Sales of metal tools; Wholesale of automotive spare parts; Sales of building materials; Sales of chemical products (excluding licensed chemical products); Sales of daily necessities; Sales of needle textiles and raw materials; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Information consulting services (excluding licensed information consulting services). (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: Containerized Mechanical Seals, Cleaning Machine, Flow Velocity Detection

TOP10
Fujian Huali Sealing Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2015-03-24
Registered Capital10000K CNY

Fujian Huali Sealing Technology Co., Ltd., with its registered address at Shanqian Tietang Industrial Zone, Fuding City, Ningde City, Fujian Province, is registered with the Market Supervision Administration of Fuding City, Fujian Province. The legal representative is Li Youhe, and its business scope includes the development of sealing technology; Development, manufacturing, and sales of sealed and fluid products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Containerized Mechanical Seals, Magnetic Oil Seal Does Not Grind The Shaft, Bearing Isolator

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shandong Zhongtuo Dingcheng Chemical Machinery Co., Ltd2021-02-25Containerized Mechanical Seals, Enamel Mixer, Side Entry Mixer7100K CNYSupported
Nanjing Nacheng Electromechanical Equipment Co., Ltd2016-11-03Containerized Mechanical Seals, Ina Bearings, Zwz Tile Shaft2000K CNYNot Supported
Yingbu International Trading (Shanghai) Co., Ltd2016-02-22Containerized Mechanical Seals, Taiwan Sog, Imported Bearings5000K CNYSupported
Suzhou Maozheng Hydraulic Co., Ltd2022-06-09Containerized Mechanical Seals, Solenoid Valve, Lubrication Pump - Lubricating Grease2000K CNYNot Supported
Shenzhen Longgang District Kesrui Rubber Products Factory2014-07-10Containerized Mechanical Seals, Rubber Hose Rubber Sleeve Miscellaneous Parts, Wrinkle Removal Accessory Processing-Supported
Shenzhen Kangyan Technology Co., Ltd2017-03-07Containerized Mechanical Seals, Proconect, Internormen5000K CNYNot Supported
Suzhou Quanfulai New Material Technology Co., Ltd2013-11-12Containerized Mechanical Seals, Filter, Filter Element5000K CNYNot Supported
Zibo Datong Industrial Equipment Co., Ltd2023-01-09Containerized Mechanical Seals, Enamel Reaction Kettle Cover, Enamel Reaction Kettle5000K CNYNot Supported
Shanghai Sapo Electromechanical Control System Co., Ltd2015-01-05Containerized Mechanical Seals, Cleaning Machine, Flow Velocity Detection2000K CNYNot Supported
Fujian Huali Sealing Technology Co., Ltd2015-03-24Containerized Mechanical Seals, Magnetic Oil Seal Does Not Grind The Shaft, Bearing Isolator10000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of containerized mechanical seals, it is recommended to prioritize checking key technical parameters such as pressure rating, speed range, and medium compatibility to ensure compatibility with equipment such as pumps, valves, or compressors.
  • In high temperature and high pressure scenarios in the chemical or power industry, it is recommended to choose containerized mechanical seals made of wear-resistant materials such as silicon carbide or hard alloy to extend their service life and reduce downtime maintenance frequency.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support or platform statistical information. Such suppliers can usually provide more stable product supply and technical support.
  • When purchasing, it is necessary to confirm whether the structural design of the containerized mechanical seals supports quick disassembly and assembly to meet the installation requirements of different shaft diameter sizes, in order to adapt to the frequent maintenance environment of industrial sites.

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