2026 Top 10 Electric Adjustable Air Door Manufacturers in China

Jiangsu Jinlong Machinery Industry Co., Ltd

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 Adjustable Air Door, Stainless Steel Corrugated Expansion Joint, Metal Expansion Joint

Hebei Zhonghao Machinery Manufacturing Co., Ltd

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 Adjustable Air Door, Non Metallic Compensator (Expansion Joint), Rubber Joint

Middling coal Agriculture and Forestry Technology Co., Ltd

Middling coal Agriculture and Forestry Technology Co., Ltd., with its registered address at 308, Floor 3, Block A, Zhongdong Building, No. 10006, Jiankang East Street, Qingchi Street Mall Community, Weifang High tech Zone, Shandong Province, is registered by the Market Supervision Administration of Weifang High tech Industrial Development Zone, and its legal representative is Zhang Zhenhang. Its business scope includes general projects: research and development of harmless utilization technology for agricultural and forestry waste recycling; Sales of mechanical equipment; Sales of agricultural machinery; Sales of agricultural, forestry, animal husbandry and fishery machinery accessories; Sales of mining machinery; Sales of railway transportation infrastructure equipment; Sales of construction machinery; Sales of rail transit engineering machinery and components; Sales of mechanical and electrical equipment; Sales of electrical equipment; Sales of distribution switch control equipment; Sales of instruments and meters; Sales of electronic vacuum devices; Retail of electronic components; Sales of high-speed rail equipment and accessories; Sales of water transportation equipment; Electronic product sales; Sales of intelligent robots; Sales of industrial robots; Sales of intelligent unmanned aerial vehicles; Sales of mechanical parts and components; Sales of chemical products (excluding licensed chemical products); Sales of lubricating oil; Sales of metal products; Sales of non-metallic minerals and products; Sales of specialized instruments and meters for agriculture, forestry, animal husbandry, and fishing; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of specialized machinery for agriculture, forestry, animal husbandry, animal husbandry, and fisheries; Fruit cultivation; Crop pest and disease control services; General cargo warehousing services (excluding projects requiring permits and approvals such as hazardous chemicals); Import and export of goods; Technology import and export. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: retail of pesticides. (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 Adjustable Air Door, Construction Machinery, Motor

Shandong Zhonglu Heavy Industry Co., Ltd

Shandong Zhonglu Heavy Industry Co., Ltd., with its registered address at No. 90 Fuxin Road, Fuxin Street, Fushan District, Yantai City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Fushan District, Yantai City. Its legal representative is Ma Ye, and its business scope includes general projects such as the manufacturing of construction machinery; Manufacturing of metal structures; Manufacturing of new energy prime mover equipment; CNC machine tool manufacturing; Bearing manufacturing; Agricultural machinery manufacturing; Sales of mechanical and electrical equipment; Sales of new energy vehicles as a whole; Container manufacturing; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of metal materials; Sales of construction machinery; Sales of special equipment; Steel rolling processing; Manufacturing of specialized equipment for environmental protection; Manufacturing of material handling equipment; Sales of metal structures; Manufacturing of metal cutting and welding equipment; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of high-speed precision gear transmission devices; Manufacturing of specialized machinery for the production of building materials; Mechanical parts and component processing; Sales of mechanical equipment; Mining machinery manufacturing; Manufacturing of metal processing machinery; Industrial robot manufacturing; Sales of mechanical parts and components; Manufacturing of general components; Manufacturing of electronic components; Sales of mining machinery; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: construction engineering design; Construction project construction. (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 Adjustable Air Door, Mechanical Hardware, Energy Saving And Environmental Protection Equipment

Shandong Mining and Mining Equipment Co., Ltd

Shandong Mining and Mining Equipment Co., Ltd., with its registered address at Workshop 2, Northwest Gate South, Zone A, Seventh Industrial Park, Huangtun Street, High tech Zone, Jining City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone. The legal representative is Shao Pengcheng, and its business scope includes general projects such as mining machinery manufacturing; Sales of mining machinery; Sales of mechanical parts and components; Sales of railway transportation equipment; Sales of hydraulic power machinery and components; Sales of construction machinery; Sales of specialized machinery for agriculture, forestry, animal husbandry, animal husbandry, and fisheries; Sales of agricultural, forestry, animal husbandry and fishery machinery accessories; Sales of specialized equipment for environmental protection; Sales of labor protection equipment; Sales of firefighting equipment; Sales of security equipment; Sales of instruments and meters; Sales of rubber products; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Installation services for ordinary mechanical equipment; Wholesale of computer software, hardware, and auxiliary equipment; Retail of computer software, hardware, and auxiliary equipment; Professional design services; Manufacturing of hydraulic power machinery and components; Manufacturing of construction machinery; Manufacturing of specialized machinery for agriculture, forestry, animal husbandry, and fisheries; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of specialized equipment for environmental protection; Production of labor protection equipment; Manufacturing of security equipment; Manufacturing of metal products for safety and firefighting purposes; Manufacturing of instruments and meters; Rubber product manufacturing. (In addition to the projects that need to be approved according to law, business activities shall be carried out independently according to law with the business license) Permitted projects: Internet information services; 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 Adjustable Air Door, Crusher, Construction Machinery

Shandong Shenhua Machinery Manufacturing Co., Ltd

Shandong Shenhua Machinery Manufacturing Co., Ltd., with its registered address at No. 11 Kaiyuan Road, Jining High tech Zone, is registered with the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone. The legal representative is Han Yong, and its business scope includes general projects: manufacturing of construction machinery; Sales of construction machinery; Manufacturing of specialized equipment for geological exploration; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of specialized equipment for geological exploration; Sales of rail transit engineering machinery and components; Mechanical equipment research and development; Sales of mechanical equipment; Mining machinery manufacturing; Sales of mining machinery; Manufacturing of hydraulic power machinery and components; Sales of hydraulic power machinery and components; Sales of special equipment; Sales of metal materials; Sales of steel reinforcement products for construction; Sales of new energy vehicles as a whole; Sales of generators and generator sets; General equipment manufacturing (excluding special equipment manufacturing); Motor manufacturing; Sales of building materials; Manufacturing of material handling equipment; Sales of material handling equipment; 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: Electric Adjustable Air Door, Large-Scale Equipment, Drainage Equipment

Jiangsu Chengzhu Machinery Technology Co., Ltd

Jiangsu Chengzhu Machinery Technology Co., Ltd., with its registered address at 9A Daxing South Road, Industrial Park, Hede Town, Sheyang County, is registered with the Sheyang County Administrative Approval Bureau and represented by Gao Jianxiang. Its business scope includes research and development, manufacturing, and sales of power machinery parts, chemical machinery parts, and environmental protection equipment; Environmental engineering design and construction. Wholesale of metal materials; (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) General projects: wholesale of metal materials; Manufacturing of mechanical and electrical equipment; Sales of electrical equipment; General equipment manufacturing (excluding special equipment manufacturing); Sales of pipeline transportation equipment; Manufacturing of metal structures; Sales of metal structures; Manufacturing of metal materials; Research and development of metal products; Manufacturing of metal chains and other metal products; Sales of metal chains and other metal products; Sales of metal products (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: Electric Adjustable Air Door, Support Pipe Bracket, Spring Support Hanger