Updated Sep 6, 2026 · Public platform & industry data

Sep 6, 2026 Updated

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2026 Top 10 Ring Stiffness Testing Machine Manufacturers in China

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Top-rated Ring Stiffness Testing Machine suppliers, How to choose a Ring Stiffness Testing Machine manufacturer, Best Ring Stiffness Testing Machine companies in China

The top 10 Ring Stiffness Testing Machine manufacturers in China for 2026 are: Jinan Liling Testing Machine Co., Ltd, Kunshan Hongjin Testing Instrument Co., Ltd, Jinan Limei Electromechanical Technology Co., Ltd, Jinan Platinum Testing Technology Co., Ltd, Jinan Zhongchuang Industrial Testing System Co., Ltd, Shandong Wanchen Testing Machine Co., Ltd, Jinan Zhonglu Chang Testing Machine Manufacturing Co., Ltd, Yangzhou Renheng Machinery Factory, Jinan Wuxing Testing Instrument Co., Ltd, Chengde Zhisheng Testing Instrument 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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Jinan Liling Testing Machine Co., Ltd
Overall Score4.9 / 5
Est. Date2015-08-17
Registered Capital20000K CNY

Jinan Liling Testing Machine Co., Ltd., with its registered address at No. 257, Renli Village, Dougou Street, Shizhong District, Jinan City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Shizhong District, Jinan City. The legal representative is Liu Lujie, and its business scope includes the manufacturing, sales, and maintenance services of testing machines; Technical development and sales of instruments, mechanical equipment, and computers; Sales of laboratory equipment, office automation equipment, and electronic products; Transformation, maintenance, and installation of machine tool equipment; Import and export business (excluding goods under state-owned trade management) and other projects that are not prohibited by laws, regulations, or decisions of the State Council and do not require business licenses. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Ring Stiffness Testing Machine, Large Scale Wind Power High-Strength Bolt Detector, Twist Shear Type Electric Wrench

Top 2
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Kunshan Hongjin Testing Instrument Co., Ltd
Overall Score4.7 / 5
Est. Date2021-08-04
Registered Capital5000K CNY

Kunshan Hongjin Testing Instrument Co., Ltd., with its registered address at Building 3, No. 150 Bowei Road, Zhangpu Town, Kunshan City, is registered with Kunshan Data Bureau and represented by Sun Xuejiao. Its business scope includes licensed projects such as import and export of goods; Technology import and export (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results) General projects: sales of experimental analytical instruments; Sales of testing machines; Sales of refrigeration and air conditioning equipment; Sales of instruments and meters; Instrument and meter repair; Retail of hardware products; Electronic product sales; Sales of mechanical equipment; General equipment repair; Specialized equipment repair; Software development (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law). Core products: Ring Stiffness Testing Machine, Bicycle Frame Front Fork Drop Impact Testing Machine, Simulated Three-Level Road Bumps Testing Machine

Top 3
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Jinan Limei Electromechanical Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2013-05-03
Registered Capital3000K CNY

Jinan Limei Electromechanical Technology Co., Ltd., registered at 3rd Street, South District, Xinsha Industrial Park, Meilihu Office, Huaiyin District, Jinan City, Shandong Province, registered with the Market Supervision Administration of Huaiyin District, Jinan City. The legal representative is Ding Congcong, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Installation services for ordinary mechanical equipment; Maintenance of electronic and mechanical equipment (excluding special equipment); Specialized equipment repair; Manufacturing of testing machines; Sales of testing machines; Manufacturing of experimental analytical instruments; Sales of experimental analytical instruments; Sales of electronic specialized equipment; Sales of mechanical equipment; Sales of intelligent instruments and meters; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Electronic product sales; Wholesale of hardware products; Retail of hardware products; General equipment repair. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Inspection and testing services. (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: Ring Stiffness Testing Machine, Hydraulic Universal Testing Machine, Artificial Board Testing Machine

TOP4
Jinan Platinum Testing Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2014-03-24
Registered Capital5000K CNY

Jinan Platinum Mirror Testing Technology Co., Ltd., registered at 3B109 Huashan International Plaza, Building 2, No. 286 Yuyang Road, Licheng District, Jinan City, Shandong Province, China. The registration authority is the Market Supervision Administration of Licheng District, Jinan City, and the legal representative is Zhang Xuemei. The business scope includes research and development of testing machine testing technology and technical consulting; Manufacturing, wholesale, retail, maintenance, and technical consulting services for testing machines, laboratory equipment and accessories; Wholesale and retail of steel and electronic products; Import and export business, as well as other projects that are not prohibited or do not require business licenses according to laws, regulations, and decisions of the State Council. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Ring Stiffness Testing Machine, Bending Testing Machine, Brick Pressure Testing Machine

TOP5
Jinan Zhongchuang Industrial Testing System Co., Ltd
Overall Score4.6 / 5
Est. Date2010-03-15
Registered Capital10000K CNY

Jinan Zhongchuang Industrial Testing System Co., Ltd., registered at No. 26 Xinsha North Road, Meilihu, Huaiyin District, Jinan City, registered with the Market Supervision and Administration Bureau of Huaiyin District, Jinan City, with Zhang Hongshan as the legal representative. Its business scope includes the development of industrial automatic control system software and hardware; Technical development, manufacturing, sales, maintenance, and related technical consulting services for testing machines and accessories, measuring instruments, testing instruments, and laboratory equipment; Wholesale and retail: instruments and meters, electromechanical products, engineering machinery, hydraulic components, electronic products, office supplies, wooden packaging boxes, steel; House leasing; Import and export business. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Ring Stiffness Testing Machine, Drainage Pipe Press Machine, 5Kn-100Kn Universal Material Testing Machine

TOP6
Shandong Wanchen Testing Machine Co., Ltd
Overall Score4.5 / 5
Est. Date2014-06-27
Registered Capital3300K CNY

Shandong Wanchen Testing Machine Co., Ltd., with its registered address at No. 4-3, Zhaozhuang Industrial Park, Dougou Street Office, Shizhong District, Jinan City, Shandong Province, is registered with the Market Supervision Administration of Shizhong District, Jinan City. The legal representative is Wang Zhaotong, and the business scope includes the design, technical development, technical consulting, production, sales, and maintenance of testing machines, testing instruments, and testing equipment; Technology development, technology transfer, sales, assembly, and processing of CNC mechanical equipment; Wholesale and retail: industrial automation control systems, electrical equipment, instruments and meters, mechanical equipment, industrial automation control software, hardware products, electronic products, household appliances, cultural and sports supplies, teaching instruments, environmental protection equipment, wires and cables, automotive spare parts; Domestic advertising business; Import and export business (excluding goods under state-owned trade management). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Ring Stiffness Testing Machine, Torsion Testing Machine, Electronic Universal Testing Machine

TOP7
Jinan Zhonglu Chang Testing Machine Manufacturing Co., Ltd
Overall Score4.5 / 5
Est. Date2007-03-20
Registered Capital11000K CNY

Jinan Zhonglu Chang Testing Machine Manufacturing Co., Ltd., registered at 2218-1 Changxing Road, Nanyuan, Jinan Economic Development Zone, Changqing District, Jinan City, registered with the Market Supervision Administration of Changqing District, Jinan City, with Sun Yunhai as the legal representative. Its business scope includes the manufacturing, maintenance, and sales of testing machines, testing instruments, testing equipment, and accessories, as well as the processing of mechanical parts; Import and export business. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Ring Stiffness Testing Machine, Fatigue Testing Machine, Electro Hydraulic Servo Universal Testing Machine

TOP8
Yangzhou Renheng Machinery Factory
Overall Score4.5 / 5
Est. Date2009-03-02
Registered Capital2000K CNY

Yangzhou Renheng Machinery Factory, with its registered address located in Zhenwu Industrial Park, Jiangdu District, Yangzhou City. The registration authority is the Jiangdu District Administrative Approval Bureau of Yangzhou City, and the legal representative is Dai Jin. Its business scope includes the manufacturing and processing of mechanical equipment and electrical accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Ring Stiffness Testing Machine, Electronic Density Meter, Vika Testing Machine

TOP9
Jinan Wuxing Testing Instrument Co., Ltd
Overall Score4.4 / 5
Est. Date2015-11-06
Registered Capital3000K CNY

Jinan Wuxing Testing Instrument Co., Ltd., with its registered address at No. 22 Shitouzhuang, Huaiyin District, Jinan City, Shandong Province, is registered with the Market Supervision Administration of Huaiyin District, Jinan City. The legal representative is Bai Fengtao, and its business scope includes technical development, technical consulting, design, sales, manufacturing, and maintenance of testing machines; Technical development, technology transfer, installation, and maintenance of mechanical equipment; machining; Wholesale and retail: instruments and meters, teaching equipment, hardware and electrical equipment, electronic products; Import and export business. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Ring Stiffness Testing Machine, Hardness Tester, Balancing Machine

TOP10
Chengde Zhisheng Testing Instrument Co., Ltd
Overall Score4.4 / 5
Est. Date2022-01-19
Registered Capital2000K CNY

Chengde Zhisheng Testing Instrument Co., Ltd., with its registered address at No. 1019, Building 4, A-07, Phase II, Boyue Mountain Project, Chengde Development Zone, Chengde City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Chengde High tech Industrial Development Zone. The legal representative is Liu Deli, and its business scope includes other instrument manufacturing industries. Manufacturing and sales of testing machines, electronic instruments, and measuring instruments; Scale sales; Mechanical and electrical equipment and instrument maintenance and technical services, import and export of goods and technology (excluding goods and technology prohibited by the state or involving administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Ring Stiffness Testing Machine, Resistance Products, Dsc Differential Scanning Calorimeter

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Jinan Liling Testing Machine Co., Ltd2015-08-17Ring Stiffness Testing Machine, Large Scale Wind Power High-Strength Bolt Detector, Twist Shear Type Electric Wrench20000K CNYNot Supported
Kunshan Hongjin Testing Instrument Co., Ltd2021-08-04Ring Stiffness Testing Machine, Bicycle Frame Front Fork Drop Impact Testing Machine, Simulated Three-Level Road Bumps Testing Machine5000K CNYNot Supported
Jinan Limei Electromechanical Technology Co., Ltd2013-05-03Ring Stiffness Testing Machine, Hydraulic Universal Testing Machine, Artificial Board Testing Machine3000K CNYNot Supported
Jinan Platinum Testing Technology Co., Ltd2014-03-24Ring Stiffness Testing Machine, Bending Testing Machine, Brick Pressure Testing Machine5000K CNYNot Supported
Jinan Zhongchuang Industrial Testing System Co., Ltd2010-03-15Ring Stiffness Testing Machine, Drainage Pipe Press Machine, 5Kn-100Kn Universal Material Testing Machine10000K CNYNot Supported
Shandong Wanchen Testing Machine Co., Ltd2014-06-27Ring Stiffness Testing Machine, Torsion Testing Machine, Electronic Universal Testing Machine3300K CNYNot Supported
Jinan Zhonglu Chang Testing Machine Manufacturing Co., Ltd2007-03-20Ring Stiffness Testing Machine, Fatigue Testing Machine, Electro Hydraulic Servo Universal Testing Machine11000K CNYNot Supported
Yangzhou Renheng Machinery Factory2009-03-02Ring Stiffness Testing Machine, Electronic Density Meter, Vika Testing Machine2000K CNYNot Supported
Jinan Wuxing Testing Instrument Co., Ltd2015-11-06Ring Stiffness Testing Machine, Hardness Tester, Balancing Machine3000K CNYNot Supported
Chengde Zhisheng Testing Instrument Co., Ltd2022-01-19Ring Stiffness Testing Machine, Resistance Products, Dsc Differential Scanning Calorimeter2000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of ring stiffness testing machines, it is recommended to prioritize confirming whether key technical parameters such as maximum test force and displacement accuracy meet the ring stiffness testing requirements of materials such as pipelines and pipes.
  • When selecting suppliers, reference can be made to indicators such as product compatibility, business qualifications, enterprise activity, industry performance, and industry data support to ensure that the equipment is suitable for the testing needs of different application scenarios such as plastic corrugated pipes and metal sleeves.
  • When applied in the field of municipal engineering or building materials quality inspection, it is necessary to pay attention to whether the testing machine supports standard methods such as GB/T 9647, and verify its data repeatability and environmental adaptability.
  • Different specifications of ring stiffness testing machines may correspond to differences in pipe diameter ranges. Before procurement, the size range and load conditions of the tested samples should be clearly defined to avoid equipment exceeding limits or insufficient accuracy.

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