2026 Top 10 Air Door Manufacturers in China

Hebei Bolin Environmental Protection Technology Co., Ltd

Hebei Bolin Environmental Protection Technology Co., Ltd., with its registered address located 150 meters south of Zhangsan Overpass in Beihuan, Botou Economic Development Zone, Cangzhou City, Hebei Province, is registered with the Botou Market Supervision Administration Bureau and represented by Gao Jingya as its legal representative. Its business scope includes general projects such as environmental protection technology promotion services. Research and development, manufacturing, maintenance, and sales of dust removal equipment and accessories, cloth bags, bag cages, unloaders, air doors, baffle doors, ventilation butterfly valves, exhaust gas treatment equipment, supports and hangers, manholes, explosion-proof valves, solenoid valves, metal compensators, sleeve compensators, metal hoses, non-metal compensators, conveying equipment and accessories, plug valves, and flap valves. (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: Air Door, Manhole, Ventilation Butterfly Valve

Hebei Huisheng Pipeline Accessories Co., Ltd

Hebei Huisheng Pipeline Accessories Co., Ltd., registered at Qianhutong, Bianwu Township, Yanshan County, with the market supervision and management bureau of Yanshan County as the registration authority and Dou Shucang as the legal representative, is engaged in the manufacturing and sales of supports and hangers, pipe clamps, pipe supports, connectors, manholes, air doors, baffle doors, drain discs, flame arresters, multi-stage throttling devices, suction horn mouths and brackets, waterproof sleeves, drainage funnels, chain wheel valve transmission devices, drain collectors, water flow indicators, compensators, pipeline expansion joints, metal hoses, sight glasses, insulated flanges, insulated joints, bent pipe ventilation pipes, hood type ventilation caps, rubber soft joints, quick opening blind plates, mufflers, pipe fittings, elbows, flanges, blind plates, reducers. tees, heads, bends, valves, bolts, power plant accessories, rubber lined fittings Plastic lined fittings, PTFE lined fittings, pump pipes, fabric dispensers, rubber hoses, concrete pump accessories, specialized fittings and auxiliary equipment for power plants and chemical plants. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Air Door, Insulation Pipe Holder, Hose

Hebei Henghai Pipeline Equipment Manufacturing Co., Ltd

Hebei Henghai Pipeline Equipment Manufacturing Co., Ltd., with its registered address at Yanta Road, Yanshan Town, Yanshan County, is registered with the Yanshan County Market Supervision and Administration Bureau, and its legal representative is Qi Yingli. Its business scope includes the production of flange blind plates, elbows, tees, reducers, bends, pipe plates, pipeline fittings and equipment. To engage in the export business of self-produced products and technologies of our enterprise, as well as the import business of mechanical equipment, spare parts, raw materials and technologies required by our enterprise, except for goods and technologies restricted or prohibited from import and export by the state.. Core products: Air Door, Butt Welding Flange, Wear-Resistant Elbow

Quanzhou Boye Equipment Co., Ltd

Quanzhou Boye Equipment Co., Ltd., with its registered address at No. 56 Hengzhu, Daxin Village, Yingdu Town, Nan'an City, Quanzhou City, Fujian Province, is registered with the Market Supervision Administration of Nan'an City, Fujian Province. The legal representative is Hong Xinhuang, and the business scope includes general projects: sales of mechanical equipment; Sales of mechanical and electrical equipment; Sales of pumps and vacuum equipment; Mechanical equipment leasing; General equipment repair; Sales of gas and liquid separation and purification equipment; Specialized equipment repair; Leasing of construction machinery and equipment; Sales of electrical equipment; Sales of security equipment; Maintenance of electronic and mechanical equipment (excluding special equipment); Sales of mining machinery; Installation services for ordinary mechanical equipment; Sales of valves and plugs; Sales of intelligent instruments and meters; Sales of electrical accessories; Sales of household appliances; Sales of metal products; Sales of rubber products; Sales of high-quality synthetic rubber; Sales of petroleum products (excluding hazardous chemicals); Recycling of renewable resources (excluding productive waste metals); Sales of building materials; Sales of lightweight building materials; Sales of agricultural machinery; Sales of firefighting equipment; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); General equipment manufacturing (excluding special equipment manufacturing); Wholesale of hardware products; Manufacturing of metal products for safety and firefighting purposes; Sales of metal tools; Manufacturing of pumps and vacuum equipment (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: Air Door, Fabric Expansion Joint, Marine Breathing Valve

Shandong Jinkexing Electromechanical Co., Ltd

Shandong Jinkexing Electromechanical Co., Ltd., with its registered address at No. 399 Huarun Road, Zhongdian Electromechanical Industrial Park, Zoucheng Industrial Park, Jining City. The registration authority is the Market Supervision Administration of Jining City, and the legal representative is Wei Xin. Its business scope includes general projects such as mining machinery manufacturing; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of power facilities and equipment; Manufacturing of specialized equipment for environmental protection; Manufacturing of electrical signal equipment devices; Research and development of new material technology; Research and development of distribution switch control equipment; Sales of mechanical parts and components; Sales of specialized equipment for environmental protection; Specialized equipment repair; Installation services for ordinary mechanical equipment; Maintenance of electronic and mechanical equipment (excluding special equipment); Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Construction of sports facilities engineering; Construction of earthwork engineering; Construction of landscaping and greening projects; Municipal facility management; Manufacturing of industrial automatic control system devices; Motor manufacturing; Manufacturing of electric motors; Sales of electric dynamometer motors; Manufacturing of electronic components and electromechanical equipment; Sales of electronic components and electromechanical equipment; Manufacturing of electrical equipment; Manufacturing of electronic specialized equipment; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: construction labor subcontracting; Construction project construction; Construction professional operations; Construction of geological hazard control engineering. (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: Air Door, Variable Frequency Electric Control Device For Endless Rope Continuous Tractor, Wet Dust Collector

Shandong Yuansheng Bona Electromechanical Equipment Co., Ltd

Shandong Yuansheng Bona Electromechanical Equipment Co., Ltd. is registered at Factory 19-101, Yungu Jining Innovation Valley Science and Technology Park, west of Tongji Road, east of Ning'an Avenue, and south of Rencheng Avenue, Liuxing Street, 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 Jiang Hao. The business scope includes general projects such as mining machinery manufacturing; General equipment manufacturing (excluding special equipment manufacturing); Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of hydraulic power machinery and components; Manufacturing of material handling equipment; Manufacturing of mechanical and electrical equipment; Mechanical parts and component processing; Manufacturing of metal structures; Metal surface treatment and heat treatment processing; Quenching processing; Sales of mining machinery; Sales of mechanical equipment; Sales of special equipment; Sales of liquid tight components and systems; Sales of hydraulic power machinery and components; Sales of material handling equipment; Sales of mechanical and electrical equipment; Sales of mechanical parts and components; Sales of lubricating oil; Sales of bearings, gears, and transmission components; Sales of wind and electric tools; Sales of metal structures; Sales of metal materials; Sales of metal wire ropes and their products; Sales of instruments and meters; Sales of intelligent instruments and meters; Sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Sales of specialized equipment for environmental protection; Sales of rubber products; Sales of labor protection equipment; Sales of special labor protection equipment; Sales of office supplies; Import and export of goods; Specialized equipment repair; Electrical equipment repair; Mechanical equipment leasing; Leasing of construction machinery and equipment; Rental of special equipment; Rental of computers and communication equipment; Mechanical equipment research and development; Research and development of efficient and energy-saving technologies in the mining industry; Information system integration services; Artificial intelligence industry application system integration services; 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: Air Door, Pneumatic Hoist , Insulated Gauge Rod

Hebei Yuxin Pipeline Manufacturing Co., Ltd

Hebei Yuxin Pipeline Manufacturing Co., Ltd., with its registered address in Yemaoli Village, Wangshu Town, Yanshan County, is registered with the Yanshan County Market Supervision and Administration Bureau. The legal representative is Shen Shugang, and its business scope includes the manufacturing and sales of steel, pipe materials, pipe fittings, pipeline accessories, miscellaneous items, supports and hangers, wear-resistant, anti-corrosion, insulation pipelines, mechanical conveying systems, concrete conveying pumps and pipelines, hardware, electromechanical and supporting products, and machine tool accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Air Door, Explosion-Proof Door, Manhole