2026 Top 10 Smoke Barrier Door Manufacturers in China

Tianjin Yiwu Valve Co., Ltd

Tianjin Yiwu Valve Co., Ltd., registered at Tushan Road, Xiditou Town, Beichen District, Tianjin (within Wuzhou Coating Institute), registered with the Market Supervision Administration of Beichen District, Tianjin, with Liu Yi 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; General equipment manufacturing (excluding special equipment manufacturing); Wholesale of hardware products; Instrument and meter repair; Electrical equipment repair; General equipment repair; Specialized equipment repair; Sales of electronic components and electromechanical equipment; Sales of electrical and mechanical equipment; Sales of special equipment; Sales of chemical products (excluding licensed chemical products); Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion. (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: Smoke Barrier Door, Ball Valve, Butterfly Valve

Dezhou Zhongsheng Civil Defense Engineering Co., Ltd

Dezhou Zhongsheng Civil Defense Engineering Co., Ltd., with its registered address in Wucheng County, Dezhou City, Shandong Province, is registered with the Market Supervision Administration of Wucheng County, and its legal representative is Wu Hongying. Its business scope includes general projects such as civil defense engineering construction, research and development, processing, sales, installation, and maintenance of air conditioning equipment and components, ventilation equipment and components, and environmental protection special equipment and components; Processing, sales, and installation of electromechanical equipment, mechanical equipment, water tanks, cooling towers, and fans; Sales and installation of fiberglass products, aluminum alloy products, valves, steel, insulation boards, pipes and fittings, fire equipment accessories, and metal products; Sales of hardware accessories; Construction labor subcontracting. (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: Smoke Barrier Door, Ultra High Pressure Exhaust Valve, Filter Absorber

Dezhou Zhongsheng Environmental Protection Technology Co., Ltd

Dezhou Zhongsheng Environmental Protection Technology Co., Ltd., registered at Room 216, 2nd floor, Comprehensive Office Building, Chuangchuang Investment Development Co., Ltd., Pingyuan County Economic Development Zone, Pingyuan County, Dezhou City, Shandong Province (business location: Pingen Road North, Pingyuan County), registered with the Pingyuan County Market Supervision and Administration Bureau, with Zhang Zehua as the legal representative, and engaged in the development of new energy and solar energy; Manufacturing, installation, and maintenance of environmental protection equipment (operated with qualifications), sales and leasing of tower cranes; Research and development, production, and sales of electric bicycles. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Smoke Barrier Door, Electric Gate Valve, Slide Gate Valve

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: Smoke Barrier Door, Air Door, Connectors, Accessories, Roots

Cangzhou Puhang Pipeline Manufacturing Co., Ltd

Cangzhou Puhang Pipeline Manufacturing Co., Ltd., with its registered address in Fanzhuang Village, Yanshan Town, Yanshan County, is registered with the Yanshan County Market Supervision and Administration Bureau, and its legal representative is Zhang Mengyao. Its business scope includes the manufacturing of pipe materials, pipe accessories, pipe supports and hangers, power plant accessories, pipe fittings series products, branch pipe platforms, pipe sockets, flanges, sockets, forged pipe fittings, ventilation caps, floor drains, funnels, rainwater hoppers, sleeves, pipe clamps, and building pipe fittings; Wear resistant, ceramic, and corrosion-resistant pipe fittings; Air door, baffle door, plug-in door, manhole; Open the blind plate quickly, send and receive the ball cylinder. Selling hardware products; Import and export business of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Smoke Barrier Door, Cleanout, Gate Valve Sleeve

Cangzhou Zhongnuo Machinery Manufacturing Co., Ltd

Cangzhou Zhongnuo Machinery Manufacturing Co., Ltd. is registered at No. 1 Road, Industrial Zone, Botou City, Liduli Village, Waliwang Town, Botou City. The registration authority is Botou Market Supervision Administration Bureau, and the legal representative is Yang Ping. The business scope includes the manufacturing of environmental protection special equipment. Dust removal equipment and accessories, complete sets of conveying equipment and accessories, screw conveyors, shut-off fans, exhaust gas treatment equipment, corrugated pipe compensators, metal hoses, valves and pipeline accessories, protective equipment, filters, hardware tools, boiler accessories, production, processing, installation, and sales of mechanical and electrical products; Import and export of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Smoke Barrier Door, Pipe Spiral Conveyor, Screw Conveyor

Cangzhou Junchi Environmental Protection Equipment Co., Ltd

Cangzhou Junchi Environmental Protection Equipment Co., Ltd. is registered in Dongxinge Village, Jiaohe Town, Botou City, Cangzhou City, Hebei Province. The registration authority is the Botou Market Supervision Administration Bureau, and the legal representative is Xiaonan Shi. The business scope includes the manufacturing of specialized environmental protection equipment. Production, sales, installation, and maintenance of environmental protection equipment and accessories, screw conveyors, VOCS waste gas treatment equipment, catalytic combustion equipment, dust removal bags, skeletons, pulse valves, and unloaders; Construction project * * (For projects that require approval by law, business activities can only be carried out after approval by relevant departments; for general business projects, business activities can be carried out independently in accordance with the law). Core products: Smoke Barrier Door, Electromagnetic Pulse Valve, Dust Collection Filter Bag