Updated Oct 15, 2026 · Public platform & industry data

Oct 15, 2026 Updated

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2026 Top 10 Leak Testing Machine Manufacturers in China

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

The top 10 Leak Testing Machine manufacturers in China for 2026 are: Hunan Puqi Geological Exploration Equipment Research Institute (General Partnership), Nanjing Different Water saving Technology Co., Ltd, Cold Cat Refrigeration Equipment (Chengdu) Co., Ltd, Hangzhou Futong Technology Co., Ltd, Jinan Hongzhong Experimental Equipment Co., Ltd, Jinan Simingte Technology Co., Ltd, Hangzhou Chaoju Technology Co., Ltd, Shantou Xinqing Precision Machinery Technology Co., Ltd, Suzhou Taiyu Industrial Equipment Co., Ltd, Dongguan Liheda Intelligent 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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Top 1
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Hunan Puqi Geological Exploration Equipment Research Institute (General Partnership)
Overall Score4.9 / 5
Est. Date2015-03-17
Registered Capital10000K CNY

Hunan Puqi Geological Exploration Equipment Research Institute (General Partnership), with its registered address at No. 107, 1st Floor, Group A, Military Civilian Integration Science and Technology City, 769 Qingzhuhu Road, Qingzhuhu Street, Kaifu District, Changsha City, Hunan Province. The registration authority is the Market Supervision and Administration Bureau of Kaifu District, Changsha City, and the legal representative is Chen Bo. Its business scope includes general projects such as electronic product sales; Sales of electronic measuring instruments; Sales of electronic specialized equipment; Retail of electronic components; Manufacturing of electronic specialized equipment; Manufacturing of intelligent instruments and meters; Instrument and meter repair; Sales of intelligent robots; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Engineering and technical research and experimental development; Information technology consulting services; Manufacturing of specialized equipment for geological exploration; Manufacturing of geological exploration and seismic specialized instruments; Sales of specialized equipment for geological exploration; Geological exploration technology services; Geological hazard management services; Software development; Software sales; Software outsourcing services; Sales of IoT devices; Manufacturing of specialized instruments and meters for environmental monitoring; Manufacturing of ecological environment monitoring and detection instruments and meters; Sales of water quality pollutant monitoring and detection instruments and meters; Manufacturing of monitoring and detection instruments for water quality pollutants; Water pollution prevention and control services; Water pollution control; Municipal facility management; Automobile sales; Sales of intelligent in car devices; Sales of new energy vehicles as a whole; Information system integration services; Fire technology services; Import and export of goods; Technology import and export; Conference and exhibition services; Security system monitoring service; Security consulting services; Internet security services; Internet of Things technology services; Industrial Internet data service; Engineering management services; Business training (excluding licensed training such as education and vocational skills training); Non residential real estate leasing; Development of intelligent water management system; Intelligent control system integration; Rental services (excluding licensed rental services); Forest fire prevention services; Sales of firefighting equipment; Sales of air transportation equipment; Sales of specialized instruments for navigation, surveying, meteorology, and oceanography. (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: Leak Testing Machine, Pipeline Leak Detector, Electrical Tools

Top 2
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Nanjing Different Water saving Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2019-11-18
Registered Capital2000K CNY

Nanjing Different Water saving Technology Co., Ltd., registered at No. 1035 Dongba Information New Material Industrial Park, Gaochun District, Nanjing City, with the administrative approval bureau of Gaochun District, Nanjing City, and Zhao Wenzhong as the legal representative, is engaged in the design and construction of water-saving engineering projects; Construction of water-saving industries, enterprises, and public institutions; Pipeline leakage detection; Underground pipeline network positioning and mapping; Installation and maintenance of various pipelines; Construction of energy consumption supervision platform; Installation of smart water meters; Water balance test; Water meter calibration; Water quality monitoring. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Leak Testing Machine, Professional Testing, Water Leak Detection

Top 3
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Cold Cat Refrigeration Equipment (Chengdu) Co., Ltd
Overall Score4.7 / 5
Est. Date2016-11-21
Registered Capital13600K CNY

Cold Cat Refrigeration Equipment (Chengdu) Co., Ltd., registered at No. 309, 3rd Floor, Building 2, No. 555 Zhongji Avenue, Xindu Street, Xindu District, Chengdu, registered with the Market Supervision and Administration Bureau of Xindu District, Chengdu, with Sun Yiwen as the legal representative. Its business scope includes general projects such as sales of refrigeration and air conditioning equipment; Sales of power electronic components; Sales of pumps and vacuum equipment; Sales of household appliances; Sales of household appliance spare parts; Sales of daily necessities; Sales of mechanical parts and components; Wholesale of hardware products; Retail of hardware products; Wholesale of clothing and apparel; Clothing and apparel retail; Wholesale of shoes and hats; Retail of shoes and hats; Sales of electrical equipment; Sales of mechanical and electrical equipment; Sales of lubricating oil; Sales of specialized chemical products (excluding hazardous chemicals); Home appliance installation services; Rental services for storage equipment; Software development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Translation services; Advertising production; Sales agent; Advertising release (excluding radio stations, television stations, and newspaper publishing units); Import and export of goods; Technology import and export (except for projects that require approval according to law, business activities are carried out independently based on the business license in accordance with the law). Licensed project: Operation of hazardous chemicals; Internet information services (for projects that need to be approved according to law, business activities can only be carried out with the approval of relevant departments, and specific business projects shall be subject to the approval documents or licenses of relevant departments).. Core products: Leak Testing Machine, Emerson,

TOP4
Hangzhou Futong Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2014-02-26
Registered Capital3000K CNY

Hangzhou Futong Technology Co., Ltd., registered at Room 1407, Building 3, Hengce Xicheng Times Center, No. 518 Dengyun Road, Gongshu District, Hangzhou City, Zhejiang Province, registered with the Market Supervision Administration of Gongshu District, Hangzhou City, with Zheng Xiuguo as the legal representative. Its business scope includes technical development, technical services, technical consulting, and achievement transfer of mechanical equipment and accessories, hydraulic equipment, information technology, computer software and hardware; Wholesale and retail of electrical equipment, instruments and meters, environmental protection equipment, mechanical equipment and accessories, valves, pipe fittings, hydraulic products, insulation materials (excluding hazardous chemicals), and complete sets of high and low voltage equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Leak Testing Machine, Testing Equipment, Test Bench

TOP5
Jinan Hongzhong Experimental Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2012-11-02
Registered Capital3000K CNY

Jinan Hongzhong Experimental Equipment Co., Ltd., registered at 1523, Building K, Hengda City, No. 58 Gongye North Road, Licheng District, Jinan City, Shandong Province, registered with the Market Supervision Administration of Licheng District, Jinan City, with Zhao Changping as the legal representative. Its business scope includes the development, production, wholesale, and retail of experimental equipment and hydraulic and pneumatic equipment; Processing and sales of mechanical equipment; The technical development and services of computer software, as well as other projects that are not prohibited by laws, regulations, or decisions of the State Council and do not require business licenses (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Leak Testing Machine, Hydrostatic Test, Pneumatic Testing Machine

TOP6
Jinan Simingte Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2008-04-18
Registered Capital3050K CNY

Jinan Simingte Technology Co., Ltd. is registered at 1514, Building H, Hengda City, No. 58 Gongye North Road, Licheng District, Jinan City, Shandong Province. The registration authority is the Market Supervision Administration of Licheng District, Jinan City, and the legal representative is Zhao Changping. The business scope includes the development, production, and sales of hydraulic and pneumatic equipment; Import and export business; The technical development and services of computer software, as well as 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: Leak Testing Machine, Safety Valve Calibration Bench, Pressure Device

TOP7
Hangzhou Chaoju Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2017-06-05
Registered Capital10000K CNY

Hangzhou Chaoju Technology Co., Ltd., with its registered address at Room 701, Building 2, No. 17 Xinran Street, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province, is registered with the Market Supervision Administration of Xihu District, Hangzhou City. The legal representative is He Lan, and the business scope includes general projects such as instrument manufacturing; Manufacturing of geological exploration and seismic specialized instruments; Manufacturing of electronic specialized equipment; Manufacturing of atmospheric pollution monitoring and detection instruments and meters; Sales of instruments and meters; Manufacturing of electronic measuring instruments; Sales of geological exploration and seismic specialized instruments; Sales of electronic specialized equipment; Sales of air pollution monitoring and detection instruments and meters; Software development; Development of network and information security software; Development of artificial intelligence application software; Wholesale of computer software, hardware, and auxiliary equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law).. Core products: Leak Testing Machine, Nitrogen Hydrogen Leak Detector, Pressure Vessel

TOP8
Shantou Xinqing Precision Machinery Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2004-02-17
Registered Capital22000K CNY

Shantou Xinqing Precision Machinery Technology Co., Ltd., registered at Building 1-2, Phase I, Diejin Industrial Zone, Jinping District, Shantou City (with multiple addresses), registered with the Shantou Market Supervision Administration, represented by Huang Zhenming as the legal representative, and engaged in the manufacturing of packaging specialized equipment; Sales of specialized packaging equipment; Manufacturing of metal packaging containers and materials; Sales of metal packaging containers and materials; Sales of mechanical equipment; Mechanical parts and component processing; Sales of mechanical parts and components. (Another business address: First Floor, Building 3, No. 23 Xuelin Road, Tuolian Street, Shantou City) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Leak Testing Machine, Empty Tank Leak Detection Machine, Plate Shearing Machine

TOP9
Suzhou Taiyu Industrial Equipment Co., Ltd
Overall Score4.3 / 5
Est. Date2005-01-18
Registered Capital5000K CNY

Suzhou Taiyu Industrial Equipment Co., Ltd. is registered in Fenghuangjing Village, Weitang Town, Xiangcheng District, Suzhou City. The registration authority is the Administrative Approval Bureau of Xiangcheng District, Suzhou City, and the legal representative is Zhou Xianzhong. Its business scope includes research and development, production, and sales of industrial automation equipment and accessories, industrial robots, robotic arms, molds, fixtures, hardware stamping parts, and automated testing lines. Sales: Hardware and electromechanical, instruments and meters, low-voltage electrical appliances, hydraulic and pneumatic components, electronic products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Leak Testing Machine, Pipeline Leak Hunter, Sealing Leak Testing Machine

TOP10
Dongguan Liheda Intelligent Equipment Co., Ltd
Overall Score4.3 / 5
Est. Date2021-02-09
Registered Capital1000K CNY

Dongguan Liheda Intelligent Equipment Co., Ltd. is registered at Room 102, Building 2, No. 7 Gaobu Zhongxin Middle Road, Gaobu Town, Dongguan City, Guangdong Province. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Xiao Han. Its business scope includes research and development, production and sales of intelligent equipment, instruments and meters, electronic industrial equipment, general equipment, special equipment and accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Leak Testing Machine, Airtightness Testing Equipment, Air Tightness Tester

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hunan Puqi Geological Exploration Equipment Research Institute (General Partnership)2015-03-17Leak Testing Machine, Pipeline Leak Detector, Electrical Tools10000K CNYNot Supported
Nanjing Different Water saving Technology Co., Ltd2019-11-18Leak Testing Machine, Professional Testing, Water Leak Detection2000K CNYNot Supported
Cold Cat Refrigeration Equipment (Chengdu) Co., Ltd2016-11-21Leak Testing Machine, Emerson, 13600K CNYNot Supported
Hangzhou Futong Technology Co., Ltd2014-02-26Leak Testing Machine, Testing Equipment, Test Bench3000K CNYSupported
Jinan Hongzhong Experimental Equipment Co., Ltd2012-11-02Leak Testing Machine, Hydrostatic Test, Pneumatic Testing Machine3000K CNYNot Supported
Jinan Simingte Technology Co., Ltd2008-04-18Leak Testing Machine, Safety Valve Calibration Bench, Pressure Device3050K CNYNot Supported
Hangzhou Chaoju Technology Co., Ltd2017-06-05Leak Testing Machine, Nitrogen Hydrogen Leak Detector, Pressure Vessel10000K CNYNot Supported
Shantou Xinqing Precision Machinery Technology Co., Ltd2004-02-17Leak Testing Machine, Empty Tank Leak Detection Machine, Plate Shearing Machine22000K CNYNot Supported
Suzhou Taiyu Industrial Equipment Co., Ltd2005-01-18Leak Testing Machine, Pipeline Leak Hunter, Sealing Leak Testing Machine5000K CNYNot Supported
Dongguan Liheda Intelligent Equipment Co., Ltd2021-02-09Leak Testing Machine, Airtightness Testing Equipment, Air Tightness Tester1000K CNYNot Supported

Purchasing Guide

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

  • In the actual procurement process of leak detection machines, it is recommended to prioritize checking key parameters such as detection accuracy, pressure range, and applicable medium types to ensure compatibility with the production line process requirements.
  • For different application scenarios (such as pipeline sealing detection or packaging container leakage screening), it is necessary to clarify the automation level and compatibility differences of leak detection machines to avoid functional redundancy or insufficiency.
  • 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.
  • For high-frequency continuous operation environments, it is recommended to pay attention to the stability and average time between failures of leak detectors to reduce the impact of maintenance costs on production efficiency.

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