Updated Aug 5, 2026 · Public platform & industry data

Aug 5, 2026 Updated

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2026 Top 10 Overflow Valve Manufacturers in China

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Top-rated Overflow Valve suppliers, How to choose a Overflow Valve manufacturer, Best Overflow Valve companies in China

The top 10 Overflow Valve manufacturers in China for 2026 are: Shanghai Haifei Control Equipment Co., Ltd, Ningbo Sicheng Fluid Technology Co., Ltd, Henan Langdong Filtration Equipment Co., Ltd, Lusen (Shandong) Electromechanical Technology Co., Ltd, Wenzhou Yuanhao Fluid Equipment Technology Co., Ltd, Wuxi Kunhong Electromechanical Co., Ltd, Zhejiang Liangbiao Self Control Valve Co., Ltd, Zhejiang Yuqi Valve Co., Ltd, Yuanhe Jiugang Machinery Business Department, Xiangcheng District, Shanghai Xinyu Fluid Control 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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Shanghai Haifei Control Equipment Co., Ltd
Overall Score4.9 / 5
Est. Date2011-11-02
Registered Capital5000K CNY

Shanghai Haifei Control Equipment Co., Ltd., located at Room 127, Building 1, No. 943 Lingzhi Village, Fengpu Development Zone, Fengxian District, Shanghai, was established on November 2, 2011. The registration authority is the Fengxian District Market Supervision Administration, and the legal representative is Ding Bangfu. Core products: Overflow Valve, Smc Vacuum Components, Spot Products

Top 2
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Ningbo Sicheng Fluid Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2012-03-07
Registered Capital1000K CNY

Ningbo Sicheng Fluid Technology Co., Ltd., with its registered address at Room 766, Building 2, No. 188 Jinghua Road, Ningbo High tech Zone, is registered with the High tech Industrial Development Zone Branch of the Ningbo Municipal Administration for Market Regulation. The legal representative is Shi Yanbo, and its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of hydraulic power machinery and components; Sales of firefighting equipment; Research and development of motors and their control systems; Import and export agency; 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).. Core products: Overflow Valve, Parker Piston Pump, Parker Servo Valve

Top 3
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Henan Langdong Filtration Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2017-02-17
Registered Capital10000K CNY

Henan Langdong Filter Equipment Co., Ltd., with its registered address in Longtun Village, Gucheng Town, Yuzhou City, is registered with the Yuzhou Market Supervision and Administration Bureau. The legal representative is Chen Dongwei, and its business scope includes the production, processing, and sales of filter presses, filters, filter cloths, filter plates, filter cartridges, filter bags, industrial pumps, environmental protection equipment and accessories.. Core products: Overflow Valve, Diaphragm Filter Press, Dehydration Filter Press

TOP4
Lusen (Shandong) Electromechanical Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2021-12-31
Registered Capital20000K CNY

Lu Sen (Shandong) Electromechanical Technology Co., Ltd., registered at No. 8-307, Bo Guan Yun Zhu Dong, Jinyu Road, Rencheng District, Jining City, Shandong Province, registered with the Market Supervision and Administration Bureau of Rencheng District, Jining City, with Han Yuteng as the legal representative. Its business scope includes general projects such as motor manufacturing; Battery manufacturing; Production of battery spare parts; Battery sales; Sales of battery spare parts; Tram sales; Mechanical equipment research and development; Sales of construction machinery; Manufacturing of construction machinery; Sales of new energy vehicle battery swapping facilities; Manufacturing of generators and generator sets; Sales of generators and generator sets; Sales of distribution switch control equipment; Sales of charging stations; Internet sales (except for the sale of goods that need to be licensed); Manufacturing of photovoltaic equipment and components; Sales of photovoltaic equipment and components; Intelligent control system integration; Sales of electric bicycles; Energy storage technology services; Industrial robot manufacturing; Import and export of goods; Technology import and export. (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: Overflow Valve, Cylindrical Drum Washing Machine, Monitor

TOP5
Wenzhou Yuanhao Fluid Equipment Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2015-03-20
Registered Capital12880K CNY

Wenzhou Yuanhao Fluid Equipment Technology Co., Ltd., with its registered address at 1st Floor, Building 2, No. 429 Binhai Fourth Road, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province, is registered with the Longwan District Market Supervision and Administration Bureau of Wenzhou City. The legal representative is Luo Hongjun, and its business scope includes research and development, manufacturing, processing, and sales of mechanical equipment and accessories, plumbing equipment, and metal products; Processing and sales of valves, flanges, pipe fittings, and pumps; Import and export of goods and technology.. Core products: Overflow Valve, Sanitary Grade Elbow, Diaphragm Valve

TOP6
Wuxi Kunhong Electromechanical Co., Ltd
Overall Score4.5 / 5
Est. Date2022-08-18
Registered Capital1000K CNY

Wuxi Kunhong Electromechanical Co., Ltd., with its registered address at 303-2-1510 Jincheng East Road, Xinwu District, Wuxi City, is registered with the Wuxi High tech Industrial Development Zone (Xinwu District, Wuxi City) Data Bureau. The legal representative is Zhao Kunzhen, and the business scope includes general projects: sales of electronic components and electromechanical component equipment; Sales of mechanical and electrical equipment; Sales of hydraulic power machinery and components; Sales of generators and generator sets; Sales of mechanical equipment; 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 valves and plugs; Bearing sales; Sales of instruments and meters; Sales of intelligent instruments and meters; Sales of electronic vacuum devices; Sales of electronic specialized equipment; Electronic product sales; Sales of special equipment; Sales of wind and electric tools; 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 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); Retail 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: Overflow Valve, Tokyokeiki Tokyo Calculator, Furnan

TOP7
Zhejiang Liangbiao Self Control Valve Co., Ltd
Overall Score4.5 / 5
Est. Date2021-09-23
Registered Capital15820K CNY

Zhejiang Liangbiao Self Control Valve Co., Ltd., registered in He'er Village, Oubei Street, Yongjia County, Wenzhou City, Zhejiang Province (within Yongjia County Jinlun Valve Co., Ltd.), registered with Yongjia County Market Supervision and Administration Bureau, with Cao Aichun as the legal representative. Its business scope includes general projects: manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment; Manufacturing of hardware products; Retail of hardware products; Sales of mechanical equipment; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Instrument and meter repair; General equipment repair; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of bearings, gears, and transmission components; Sales of bearings, gears, and transmission components; Motor manufacturing; Sales of firefighting equipment; Manufacturing of security equipment; Electronic product sales; Sales of lighting fixtures; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Sales of intelligent power transmission and distribution and control equipment; Sales of daily necessities; Technology import and export; 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: Overflow Valve, Flange Ball Valve, Wafer Butterfly Valve

TOP8
Zhejiang Yuqi Valve Co., Ltd
Overall Score4.5 / 5
Est. Date2025-01-10
Registered Capital10000K CNY

Zhejiang Yuqi Valve Co., Ltd., with its registered address at Room 020, 4th Floor, No. 8118 Sunshine Avenue, Oubei Street, Yongjia County, Wenzhou City, Zhejiang Province, is registered with the Yongjia County Market Supervision Administration. The legal representative is Huang Mingkang, and the business scope includes general projects: manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Sales of pumps and vacuum equipment; General equipment manufacturing (excluding special equipment manufacturing); Valve and plug research and development (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: Overflow Valve, Threaded Connection Ball Valve, Electric Bellows Regulating Valve

TOP9
Yuanhe Jiugang Machinery Business Department, Xiangcheng District
Overall Score4.4 / 5
Est. Date2022-03-08
Registered Capital-

Yuanhe Jiugang Machinery Business Department in Xiangcheng District, with its registered address at Room 437, Building 1, Huicui Commercial Plaza, Yuanhe Street, Xiangcheng District, Suzhou City. The registration authority is the Xiangcheng District Administrative Approval Bureau of Suzhou City, and the legal representative is Huang Meifen. The business scope includes general projects: sales of mechanical equipment; Sales of mechanical parts and components; Sales of gas compression machinery (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: Overflow Valve, Justmark Jiahua, Danfoss Danfoss

TOP10
Shanghai Xinyu Fluid Control Equipment Co., Ltd
Overall Score4.3 / 5
Est. Date2011-05-16
Registered Capital8000K CNY

Shanghai Xinyu Fluid Control Equipment Co., Ltd., located at Room 1637, No. 13, Lane 65, Huandong 1st Road, Fengjing Town, Jinshan District, Shanghai, was established on May 16, 2011. The registered authority is Jinshan District Market Supervision and Administration Bureau, and the legal representative is Wang Liming. Core products: Overflow Valve, Instrumentation And Meters, Check Valve

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Haifei Control Equipment Co., Ltd2011-11-02Overflow Valve, Smc Vacuum Components, Spot Products5000K CNYNot Supported
Ningbo Sicheng Fluid Technology Co., Ltd2012-03-07Overflow Valve, Parker Piston Pump, Parker Servo Valve1000K CNYNot Supported
Henan Langdong Filtration Equipment Co., Ltd2017-02-17Overflow Valve, Diaphragm Filter Press, Dehydration Filter Press10000K CNYNot Supported
Lusen (Shandong) Electromechanical Technology Co., Ltd2021-12-31Overflow Valve, Cylindrical Drum Washing Machine, Monitor20000K CNYSupported
Wenzhou Yuanhao Fluid Equipment Technology Co., Ltd2015-03-20Overflow Valve, Sanitary Grade Elbow, Diaphragm Valve12880K CNYNot Supported
Wuxi Kunhong Electromechanical Co., Ltd2022-08-18Overflow Valve, Tokyokeiki Tokyo Calculator, Furnan1000K CNYNot Supported
Zhejiang Liangbiao Self Control Valve Co., Ltd2021-09-23Overflow Valve, Flange Ball Valve, Wafer Butterfly Valve15820K CNYNot Supported
Zhejiang Yuqi Valve Co., Ltd2025-01-10Overflow Valve, Threaded Connection Ball Valve, Electric Bellows Regulating Valve10000K CNYNot Supported
Yuanhe Jiugang Machinery Business Department, Xiangcheng District2022-03-08Overflow Valve, Justmark Jiahua, Danfoss Danfoss-Not Supported
Shanghai Xinyu Fluid Control Equipment Co., Ltd2011-05-16Overflow Valve, Instrumentation And Meters, Check Valve8000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of relief valves, it is recommended to prioritize checking key technical parameters such as pressure range and flow characteristics to ensure that they match the actual working conditions of the hydraulic system, such as the significant differences in rated pressure requirements between engineering machinery and metallurgical equipment.
  • When selecting suppliers, reference can be made to product compatibility, business qualifications, enterprise activity, industry performance, and industry data support. Especially in the petrochemical or power fields, supplier industry application case data is more valuable as a reference.
  • Different application scenarios, such as injection molding machines or ship hydraulic systems, have differentiated requirements for the response speed and sealing performance of relief valves. Specific usage environments and performance priorities need to be clarified before procurement.
  • If the procurement batch is large, it is recommended to evaluate the long-term supply stability based on the supplier's industry performance and platform statistical information, while paying attention to detailed parameters such as the material and corrosion resistance of the overflow valve.

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