Updated Oct 17, 2026 · Public platform & industry data

Oct 17, 2026 Updated

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2026 Top 10 Electric Air Door Manufacturers in China

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Top-rated Electric Air Door suppliers, How to choose a Electric Air Door manufacturer, Best Electric Air Door companies in China

The top 10 Electric Air Door manufacturers in China for 2026 are: Jiangsu Jinlong Machinery Industry Co., Ltd, Jining Wanda Machinery Equipment Co., Ltd, Jiangsu Nanbo Machinery Manufacturing Co., Ltd, Hebei Zhonghao Machinery Manufacturing Co., Ltd, Shandong Zhongtan Intelligent Equipment Co., Ltd, Hebei Beijing Blue Environmental Protection Equipment Co., Ltd, Middling coal Industry and Mining Materials Group Co., Ltd, Jining Yuanxin Machinery Equipment Co., Ltd, Botou Hongchi Machinery Equipment Manufacturing Co., Ltd, Shandong Dongda Electromechanical 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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Jiangsu Jinlong Machinery Industry Co., Ltd
Overall Score4.9 / 5
Est. Date2004-04-07
Registered Capital50080K CNY

Jiangsu Jinlong Machinery Industry Co., Ltd. is registered in Shuguang Industrial Park, Baimi Town, Jiangyan District, Taizhou City. The registration authority is the Data Bureau of Jiangyan District, Taizhou City, and the legal representative is Xu Depei. Its business scope includes the manufacturing, processing, and sales of textile machinery and accessories, metal hoses, compensators, air doors, spring supports and hangers, polytetrafluoroethylene products, heat exchangers, filters, aluminum based copper-clad laminates, and general mechanical components. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) Licensed project: Manufacturing of special equipment; Special equipment inspection and testing; Installation, renovation, and repair of special equipment; Special equipment design (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 project: sales of special equipment; Mechanical parts and component processing; Sales of mechanical parts and components; Sales of rubber products; Sales of plastic 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: Electric Air Door, Expansion Joint, Silicone Cloth

Top 2
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Jining Wanda Machinery Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2015-11-20
Registered Capital500K CNY

Jining Wanda Machinery Equipment Co., Ltd., registered at Room 201, 2nd Floor, No. 0101, No. 37, Junhe Yungu Jining Innovation Valley Science and Technology Park, Liuxing Street, High tech Zone, Jining City, Shandong Province, China. The registration authority is the Market Supervision Administration of Jining High tech Industrial Development Zone, and the legal representative is Hua Qiuli. The business scope includes the sales of industrial and mining machinery equipment and accessories, explosion-proof electrical appliances, lifting machinery equipment, track equipment and accessories, garden machinery and accessories, construction machinery and accessories; Import and export business of goods (excluding those restricted or prohibited by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Electric Air Door, Reciprocating Coal Feeder, Pipeline Explosion Suppression Device

Top 3
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Jiangsu Nanbo Machinery Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date2014-11-28
Registered Capital10880K CNY

Jiangsu Nanbo Machinery Manufacturing Co., Ltd., with its registered address in Shuguang Industrial Park, Baimi Town, Jiangyan District, Taizhou City, is registered with the Jiangyan District Administrative Approval Bureau of Taizhou City. The legal representative is Wu Bin, and its business scope includes the manufacturing, processing, and sales of environmental protection equipment, compensators, coolers, corrugated pipes, expansion joints, expansion joints, pipes, fittings, valves, pipeline accessories, air doors, spring supports and hangers, and general mechanical parts (excluding those that are eliminated or restricted by national industrial policies; excluding industries with backward production capacity); Sales of rubber and plastic products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Electric Air Door, Compensator, Expansion Joint

TOP4
Hebei Zhonghao Machinery Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date2016-06-02
Registered Capital21000K CNY

Hebei Zhonghao Machinery Manufacturing Co., Ltd. is registered in Lilou Village, Qiqiao Town, Botou City, Cangzhou City, Hebei Province (west of Langbo Road). The registration authority is Botou Market Supervision Administration Bureau, and the legal representative is Yao Yuxiu. The business scope includes other unspecified general equipment manufacturing industries. Ripple compensator, non-metallic compensator, metal hose, rubber compensator, rubber flexible joint, ventilation butterfly valve, air door, plug valve, unloader, conveying equipment, dust humidifier, skeleton, bag, bucket elevator, pipeline accessories, dust removal equipment and accessories production, sales, and mechanical processing. (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments; for general business projects, business activities can be carried out independently according to law). Core products: Electric Air Door, Ripple Compensator (Expansion Joint), Ventilation Butterfly Valve (Smoke Duct Baffle Door)

TOP5
Shandong Zhongtan Intelligent Equipment Co., Ltd
Overall Score4.6 / 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: Electric Air Door, Lifting Equipment, Instrumentation And Meters

TOP6
Hebei Beijing Blue Environmental Protection Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2016-03-17
Registered Capital10000K CNY

Hebei Beijing Blue Environmental Protection Equipment Co., Ltd., with its registered address in Zhaozhuang Village, Siying Township, Botou City, Cangzhou City, Hebei Province, is registered with the Botou Market Supervision and Administration Bureau. The legal representative is Cui Zaishuang, and the business scope includes the production, processing, sales, and engineering installation of dust collectors and accessories, desulfurization equipment, denitrification equipment, valves, and industrial fabrics (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Electric Air Door, Dust Collector Accessories, Dust Collector Door Cover

TOP7
Middling coal Industry and Mining Materials Group Co., Ltd
Overall Score4.5 / 5
Est. Date2001-04-23
Registered Capital100000K CNY

Middling coal Industry and Mining Materials Group Co., Ltd., with its registered address at No. 11, North Kaiyuan Road, High tech Zone, Jining City, is registered by the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone, and its legal representative is Qu Qing. Its business scope includes general projects: special equipment manufacturing (excluding licensed professional equipment manufacturing); Sales of mechanical equipment; Mining machinery manufacturing; Sales of mining machinery; Mechanical parts and component processing; Sales of mechanical parts and components; Manufacturing of mechanical and electrical equipment; Sales of electrical and mechanical equipment; Research and development of intelligent robots; Sales of intelligent robots; Manufacturing of intelligent unmanned aerial vehicles; Sales of intelligent unmanned aerial vehicles; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of electronic vacuum devices; Sales of electronic vacuum devices; Manufacturing of electronic components; Retail of electronic components; Manufacturing of high-speed rail equipment and accessories; Sales of high-speed rail equipment and accessories; Sales of railway transportation infrastructure equipment; Electronic product sales; Sales of chemical products (excluding licensed chemical products); Sales of lubricating oil; Sales of household appliances; Sales of metal products; Manufacturing of non-metallic mineral products; Sales of mobile communication devices; Sales of IoT devices; Wholesale of hardware products; Retail of hardware products; Sales of labor protection equipment; Sales of building materials; Sales of metal materials; Sales of agricultural and sideline products; Research and development of emerging energy technologies; Specialized equipment repair; Mechanical equipment leasing; Software development; Software sales; Information system integration services; Intelligent control system integration; Domestic cargo transportation agency (except for projects that need to be approved according to law, independently carry out business activities according to law with the business license): Internet information service; Import and export of goods; Technology import and export; Manufacturing of railway transportation infrastructure equipment; Road freight transportation (excluding dangerous goods) (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results). Core products: Electric Air Door, Large-Scale Equipment, Spraying Equipment

TOP8
Jining Yuanxin Machinery Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2015-11-10
Registered Capital1000K CNY

Jining Yuanxin Machinery Equipment Co., Ltd. is registered at Room 528, 5th Floor, Xieying Comprehensive Building, No. 85 Jianshe North Road, Xianying Street, Rencheng District, Jining City, Shandong Province. The registration authority is the Market Supervision and Administration Bureau of Rencheng District, Jining City, and the legal representative is Yang Hui. Its business scope includes the sales of industrial and mining equipment and accessories, coal mining machinery and accessories, construction machinery, track equipment, pneumatic tools, hardware products, instruments and meters, explosion-proof electrical appliances, steel, pipeline anti-corrosion tape, and rubber products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Electric Air Door, Metal Spiral Pillar, Anchor Drilling Rig

TOP9
Botou Hongchi Machinery Equipment Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2015-11-04
Registered Capital5000K CNY

Botou Hongchi Machinery Equipment Manufacturing Co., Ltd., with its registered address located 200 meters south of Liuzhuang Village Committee, Bozhen, Botou City, Cangzhou City, Hebei Province, is registered with the Botou Market Supervision and Administration Bureau and represented by Hou Wenyong as its legal representative. Its business scope includes the production and sales of standard parts, oil pumps, precision measuring tools, dust removal equipment, and accessories (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Electric Air Door, Shaftless Screw Conveyor, Bag Filter

TOP10
Shandong Dongda Electromechanical Co., Ltd
Overall Score4.4 / 5
Est. Date2008-04-25
Registered Capital56890K CNY

Shandong Dongda Electromechanical Co., Ltd. is registered at Shanbo Road South and Zhixue Road West, Jizou Science and Technology Park, High tech Zone, Jining City, Shandong Province. The registration authority is the Market Supervision Administration of Jining High tech Industrial Development Zone, and the legal representative is Sun Hua. The business scope includes licensed projects: electrical installation services. (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 project: Mining machinery manufacturing; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of general components; Manufacturing of mechanical and electrical equipment; Manufacturing of electronic components; Manufacturing of distribution switch control equipment; Manufacturing of other electronic devices; Research and development of electronic specialized materials; Mechanical equipment research and development; Research and development of distribution switch control equipment; Information consulting services (excluding licensed information consulting services); Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Retail of electronic components; Sales of mining machinery; Sales of mechanical and electrical equipment; Sales of mechanical parts and components; Sales of special equipment; Sales of electronic components and electromechanical equipment; Sales of power electronic components; Sales of electronic specialized equipment; Electronic product sales; Sales of distribution switch control equipment; Integrated circuit sales; Sales of metal structures; Sales of rubber products; Operation of wires and cables; Sales of lubricating oil; Maintenance of electronic and mechanical equipment (excluding special equipment); Electrical equipment repair; Specialized equipment repair; General equipment repair; Installation services for ordinary mechanical equipment; Technology import and export; Import and export of goods; Non residential real estate leasing. (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: Electric Air Door, Explosion-Proof Junction Box, Pneumatic Diaphragm Pump

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Jiangsu Jinlong Machinery Industry Co., Ltd2004-04-07Electric Air Door, Expansion Joint, Silicone Cloth50080K CNYSupported
Jining Wanda Machinery Equipment Co., Ltd2015-11-20Electric Air Door, Reciprocating Coal Feeder, Pipeline Explosion Suppression Device500K CNYSupported
Jiangsu Nanbo Machinery Manufacturing Co., Ltd2014-11-28Electric Air Door, Compensator, Expansion Joint10880K CNYNot Supported
Hebei Zhonghao Machinery Manufacturing Co., Ltd2016-06-02Electric Air Door, Ripple Compensator (Expansion Joint), Ventilation Butterfly Valve (Smoke Duct Baffle Door)21000K CNYSupported
Shandong Zhongtan Intelligent Equipment Co., Ltd2022-03-01Electric Air Door, Lifting Equipment, Instrumentation And Meters10000K CNYSupported
Hebei Beijing Blue Environmental Protection Equipment Co., Ltd2016-03-17Electric Air Door, Dust Collector Accessories, Dust Collector Door Cover10000K CNYSupported
Middling coal Industry and Mining Materials Group Co., Ltd2001-04-23Electric Air Door, Large-Scale Equipment, Spraying Equipment100000K CNYNot Supported
Jining Yuanxin Machinery Equipment Co., Ltd2015-11-10Electric Air Door, Metal Spiral Pillar, Anchor Drilling Rig1000K CNYNot Supported
Botou Hongchi Machinery Equipment Manufacturing Co., Ltd2015-11-04Electric Air Door, Shaftless Screw Conveyor, Bag Filter5000K CNYNot Supported
Shandong Dongda Electromechanical Co., Ltd2008-04-25Electric Air Door, Explosion-Proof Junction Box, Pneumatic Diaphragm Pump56890K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of electric dampers, it is recommended to prioritize checking parameters such as damper size, torque range, and protection level to ensure compatibility with existing ventilation systems or equipment. In industrial scenarios, it is usually necessary to pay attention to indicators such as corrosion resistance and opening and closing response speed.
  • The application of electric dampers in HVAC, flue gas treatment and other scenarios varies greatly. When purchasing, specific operating conditions should be specified, such as selecting models with stronger temperature resistance in high-temperature environments.
  • 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.
  • When purchasing electric dampers, it is usually necessary to focus on sealing performance and energy consumption performance. Building energy-saving renovation projects often have higher demands for low-power models.

Knowledge Base

Q

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