Updated Oct 17, 2026 · Public platform & industry data

Oct 17, 2026 Updated

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2026 Top 10 Automatic Air Vent Manufacturers in China

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Top-rated Automatic Air Vent suppliers, How to choose a Automatic Air Vent manufacturer, Best Automatic Air Vent companies in China

The top 10 Automatic Air Vent manufacturers in China for 2026 are: New Shun Valve Group Co., Ltd, Shandong Zhongtan Intelligent Equipment Co., Ltd, Zhejiang Mingchang Self Control Valve Co., Ltd, Hebei Shengbang Xinyue Pipe Fitting Manufacturing Co., Ltd, Zhejiang Jinhao Valve Co., Ltd, Zhejiang Kaiti Valve Co., Ltd, Zhejiang Sanke Valve Co., Ltd, Botou Dingzheng Valve Co., Ltd, Zhejiang Shengwei Pump Valve Co., Ltd, Yongjia Yingke Pump Valve 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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New Shun Valve Group Co., Ltd
Overall Score4.9 / 5
Est. Date2015-05-08
Registered Capital101000K CNY

New Shun Valve Group Co., Ltd., located at Building 3, No. 70 Shunxian Road, Zhenglu Town, Tianning District, Changzhou City, Jiangsu Province, was established on May 8, 2015. The registered authority is the Tianning District Government Service Management Office of Changzhou City, and the legal representative is Yan Shaoyang. Core products: Automatic Air Vent

Top 2
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Shandong Zhongtan Intelligent Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2022-03-01
Registered Capital10000K CNY

Shandong Zhongtan Intelligent Equipment Co., Ltd., with its registered address at Room 810, Xieying Science and Technology Building, Xianying Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision Administration of Rencheng District, Jining City. The legal representative is Xi Laiwei, and the business scope includes general projects: manufacturing of intelligent basic manufacturing equipment; Mining machinery manufacturing; Sales of mining machinery; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of mechanical equipment; Engineering and technical research and experimental development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Software development; Software sales; Manufacturing of intelligent instruments and meters; Sales of intelligent basic manufacturing equipment; Sales of railway transportation infrastructure equipment; Import and export of goods; Technology import and export; Sales of photovoltaic equipment and components; Wood sales; Wood processing. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Manufacturing of railway transportation infrastructure equipment. (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: Automatic Air Vent, Lifting Equipment, Instrumentation And Meters

Top 3
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Zhejiang Mingchang Self Control Valve Co., Ltd
Overall Score4.7 / 5
Est. Date2020-03-12
Registered Capital11680K CNY

Zhejiang Mingchang Self Control Valve Co., Ltd., with its registered address in Baishui Village, Oubei Street, Yongjia County, Wenzhou City, Zhejiang Province, is registered with the Yongjia County Market Supervision Administration Bureau and represented by Shu Shaoming. Its business scope includes general projects such as valve and plug sales; Sales of pumps and vacuum equipment; Wholesale of electronic components; Wholesale of pipeline transportation equipment; Wholesale of hardware products; Retail of hardware products; Sales of environmental emergency detection instruments and meters; Sales of solid waste detection instruments and meters; Sales of high-performance sealing materials; Wholesale of electrical equipment; Sales of specialized equipment for environmental protection; Sales of environmental emergency technical equipment; Sales of ecological environment monitoring and detection instruments and meters; Sales of mechanical equipment; Sales of artificial intelligence hardware; Sales of CNC machine tools; Sales of intelligent robots; Sales of solar thermal utilization products (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). Licensed project: 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 the approval results).. Core products: Automatic Air Vent, Water Seal Shut-Off Valve, Fluorine Lined Safety Valve

TOP4
Hebei Shengbang Xinyue Pipe Fitting Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date2018-04-12
Registered Capital3000K CNY

Hebei Shengbang Xinyue Pipe Fitting Manufacturing Co., Ltd., with its registered address located on the east side of the north-south highway in Zhaozhuangzi Village, Niujinzhuang Township, Mengcun Hui Autonomous County, Cangzhou City, Hebei Province, is registered with the Market Supervision Administration of Mengcun Hui Autonomous County. The legal representative is Zhao Yuemei. The company's business scope includes manufacturing, processing, and selling flanges, elbows, reducers, tees, tees, tees, pipe clamps, pump pipes, power plant accessories, supports and hangers, and sockets. The company also sells steel, pipes, anti-corrosion insulation, pipes and fittings, metal materials, and metal products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Automatic Air Vent, Wear Resistant Pipe Fittings,

TOP5
Zhejiang Jinhao Valve Co., Ltd
Overall Score4.6 / 5
Est. Date2015-08-25
Registered Capital11800K CNY

Zhejiang Jinhao Valve Co., Ltd., with its registered address in Heyi Village, Dongou Street, Yongjia County, Zhejiang Province, is registered with the Yongjia County Market Supervision Administration. The legal representative is Shu Huangzong, and its business scope includes general projects such as valve and plug sales; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of mechanical equipment; Valve and plug research and development; Retail of hardware products; Manufacturing of hardware products; Wholesale of hardware products; Research and development of hardware products; Manufacturing of general components; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of metal materials; Sales of metal tools; Sales of metal products (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: Automatic Air Vent, Needle Valve, Solenoid Valve

TOP6
Zhejiang Kaiti Valve Co., Ltd
Overall Score4.5 / 5
Est. Date2021-03-12
Registered Capital8880K CNY

Zhejiang Kaiti Valve Co., Ltd., with its registered address located in Dongou Industrial Park, Oubei Street, Yongjia County, Wenzhou City, Zhejiang Province (within Zhejiang Yazheng Valve Manufacturing Co., Ltd.), is registered with the Yongjia County Market Supervision and Administration Bureau, and its legal representative is Li Yuqun. Its business scope includes general projects: manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Sales of pumps and vacuum equipment; Sales of intelligent instruments and meters; Sales of industrial automatic control system devices; Sales of non-ferrous metal alloys; Retail of hardware products; Retail of electronic components; Sales of high-performance sealing materials; Sales of electrical instruments and meters; Sales of advanced power electronic devices; Sales of specialized instruments and meters for environmental monitoring; Sales of mechanical and electrical equipment; Sales of mechanical equipment; Sales of electronic components and electromechanical equipment; 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: Automatic Air Vent, Stainless Steel Butterfly Valve, High Pressure Sheep Horn Valve

TOP7
Zhejiang Sanke Valve Co., Ltd
Overall Score4.5 / 5
Est. Date2012-05-09
Registered Capital5880K CNY

Zhejiang Sanke Valve Co., Ltd. is registered at No. 6 Fuqiang Street, Doumentou, Longqiao Village, Jiangbei Street, Yongjia County, Zhejiang Province. The registration authority is Yongjia County Market Supervision Administration, and the legal representative is Zheng Xiaoyan. The business scope includes valves, valve accessories, pipeline accessories, and pump sales. Core products: Automatic Air Vent, Diaphragm Valve, Ceramic Ball Valve

TOP8
Botou Dingzheng Valve Co., Ltd
Overall Score4.5 / 5
Est. Date2019-03-26
Registered Capital3000K CNY

Botou Dingzheng Valve Co., Ltd., with its registered address in Mojiabalizhuang Village, Waliwang Town, Botou City, Cangzhou City, Hebei Province, is registered with the Botou Market Supervision and Administration Bureau. The legal representative is Liu Wei, and its business scope includes valve and accessories, fluid equipment processing, and sales; Sales of pipelines and accessories, water pumps, HVAC equipment, fire-fighting equipment, instruments and meters, industrial automation equipment, and metal materials (projects that require approval by law can only be operated after approval by relevant departments). Core products: Automatic Air Vent, Pressure Relief Valve, Safety Valve

TOP9
Zhejiang Shengwei Pump Valve Co., Ltd
Overall Score4.4 / 5
Est. Date2021-04-13
Registered Capital16880K CNY

Zhejiang Shengwei Pump and Valve Co., Ltd., with its registered address at Luqiao, Tangtou Village, Oubei Street, Yongjia County, Wenzhou City, Zhejiang Province, is registered with the Yongjia County Market Supervision Administration Bureau and represented by Peng Ciwei. Its business scope includes general projects such as valve and plug sales; Sales of non-ferrous metal alloys; Sales of intelligent instruments and meters; Sales of industrial automatic control system devices; Sales of pumps and vacuum equipment; Retail of hardware products; Wholesale of hardware products; Wholesale of electronic components; Sales of plastic products; Retail of electronic components; Sales of instruments and meters; Sales of power electronic components; Sales of power facilities and equipment; Sales of electrical accessories; Sales of specialized equipment for environmental protection; Sales of specialized instruments and meters for environmental monitoring; Sales of electrical and mechanical equipment; Sales of mechanical equipment; Sales of hydraulic power machinery and components; Sales of pneumatic power machinery and components; Electronic product sales (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law). Licensed project: 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 the approval results).. Core products: Automatic Air Vent, Needle Valve, Ball Valve

TOP10
Yongjia Yingke Pump Valve Co., Ltd
Overall Score4.3 / 5
Est. Date2009-09-14
Registered Capital800K CNY

Yongjia Yingke Pump and Valve Co., Ltd. is registered in Ma'ao Village, Oubei Town, Yongjia County, Zhejiang Province. The registration authority is Yongjia County Market Supervision Administration, and the legal representative is Ye Wenhe. The business scope includes the production and sales of pumps and valves.. Core products: Automatic Air Vent, Split Gas-Liquid Mixing Pump, Corrosion Resistant Solenoid Valve

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
New Shun Valve Group Co., Ltd2015-05-08Automatic Air Vent101000K CNYSupported
Shandong Zhongtan Intelligent Equipment Co., Ltd2022-03-01Automatic Air Vent, Lifting Equipment, Instrumentation And Meters10000K CNYSupported
Zhejiang Mingchang Self Control Valve Co., Ltd2020-03-12Automatic Air Vent, Water Seal Shut-Off Valve, Fluorine Lined Safety Valve11680K CNYNot Supported
Hebei Shengbang Xinyue Pipe Fitting Manufacturing Co., Ltd2018-04-12Automatic Air Vent, Wear Resistant Pipe Fittings, 3000K CNYSupported
Zhejiang Jinhao Valve Co., Ltd2015-08-25Automatic Air Vent, Needle Valve, Solenoid Valve11800K CNYNot Supported
Zhejiang Kaiti Valve Co., Ltd2021-03-12Automatic Air Vent, Stainless Steel Butterfly Valve, High Pressure Sheep Horn Valve8880K CNYNot Supported
Zhejiang Sanke Valve Co., Ltd2012-05-09Automatic Air Vent, Diaphragm Valve, Ceramic Ball Valve5880K CNYSupported
Botou Dingzheng Valve Co., Ltd2019-03-26Automatic Air Vent, Pressure Relief Valve, Safety Valve3000K CNYNot Supported
Zhejiang Shengwei Pump Valve Co., Ltd2021-04-13Automatic Air Vent, Needle Valve, Ball Valve16880K CNYNot Supported
Yongjia Yingke Pump Valve Co., Ltd2009-09-14Automatic Air Vent, Split Gas-Liquid Mixing Pump, Corrosion Resistant Solenoid Valve800K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of automatic exhaust valves, it is recommended to prioritize confirming key technical parameters such as nominal diameter, pressure rating, and applicable medium temperature to ensure compatibility with existing pipeline systems.
  • When deploying automatic exhaust valves in HVAC or industrial fluid systems, the valve body material (such as brass or stainless steel) should be selected based on the maximum working pressure of the system to meet the corrosion resistance requirements of different scenarios.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support to balance procurement risks and long-term cooperation stability.
  • For application scenarios such as high-rise buildings or long-distance water pipelines, it is recommended to choose automatic exhaust valves with dual exhaust structures to improve gas emission efficiency and reduce the risk of water hammer effect.

Knowledge Base

Q

This article analyzes the model differences and application scenarios between automatic exhaust valves and automatic exhaust ball valves, helping readers choose suitable exhaust devices based on medium characteristics, installation environment, and other requirements. It also introduces common materials and parameter characteristics.

Q

The automatic exhaust valve for underfloor heating is an indispensable device in underfloor heating systems, characterized by differences in material, structure, and automatic exhaust function. How is it specifically implemented? This article will provide a detailed analysis of the characteristics of automatic exhaust valves for underfloor heating.

Q

The cast iron P41X automatic flange exhaust valve is a product manufactured through high-temperature casting technology for civil air defense engineering pipeline shut-off or regulating shut-off. It has certain characteristics such as low flow resistance, easy opening and closing, corrosion resistance, and wide application. It is widely used in automatic sprinkler systems, water supply and drainage pipelines, fire hydrant water supply systems, etc., to improve work efficiency and ensure people's lives.

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