2026 Top 10 Fireproof Duct Manufacturers in China

Shandong Haoqing Air Conditioning Equipment Co., Ltd

Shandong Haoqing Air Conditioning Equipment Co., Ltd., with its registered address at Workshop 2, Jinguang Group, Luquan Tun Town, Wucheng County, Dezhou City, Shandong Province, is registered with the Market Supervision Administration of Wucheng County. The legal representative is Wang Jing, and its business scope includes general projects such as refrigeration and air conditioning equipment manufacturing; General equipment manufacturing (excluding special equipment manufacturing); Fan and fan manufacturing; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Manufacturing of high-performance fibers and composite materials; Manufacturing of fiberglass and related products; Manufacturing of glass fiber reinforced plastic products; Manufacturing of electric motors; Manufacturing of mechanical and electrical equipment; Manufacturing of specialized equipment for environmental protection; Manufacturing of metal products for safety and firefighting purposes; Manufacturing of synthetic materials (excluding hazardous chemicals); Manufacturing of insulation and soundproofing materials; Production of fireproof sealing materials; Production of refractory materials; Manufacturing of new building materials (excluding hazardous chemicals); Manufacturing of building waterproofing membrane products; Manufacturing of lightweight building materials; Sales of refrigeration and air conditioning equipment; Sales of fans and blowers; Sales of valves and plugs; Sales of high-performance fibers and composite materials; Sales of fiberglass and related products; Sales of glass fiber reinforced plastic products; Sales of mechanical and electrical equipment; Sales of specialized equipment for environmental protection; Sales of metal products; General equipment repair; Sales of fireproof sealing materials; Sales of synthetic materials; Sales of refractory materials; Sales of building materials; Sales of lightweight building materials; Fire technology services; Sales of mechanical equipment; Installation services for ordinary mechanical equipment; Operation of wires and cables; Retail of hardware 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: construction project construction; Construction project design; Construction labor subcontracting; Construction professional operations; Manufacturing of protective equipment for civil air defense engineering; Civil air defense engineering design. (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: Fireproof Duct, Fan Coil Unit, Fire Damper

Dezhou Tuojing Air Conditioning Equipment Co., Ltd

Dezhou Tuojing Air Conditioning Equipment Co., Ltd., with its registered address located in the middle section of Jinguang Avenue, Luquan Tun, Wucheng County, Dezhou City, Shandong Province, is registered with the Market Supervision Administration of Wucheng County. The legal representative is Wang Wenhai, and its business scope includes the processing, sales, and installation of air conditioning equipment and components, ventilation equipment and components, purification equipment and components, environmental protection equipment and components, 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-fighting equipment and accessories, and metal products (excluding precious metals); Civil air defense engineering construction; Construction labor subcontracting. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fireproof Duct, Tall Space Unit, Fresh Air Ventilator

Shandong Guannuo Environmental Technology Co., Ltd

Shandong Guannuo Environmental Technology Co., Ltd., registered at Luquan Tun Town Air Conditioning Technology Entrepreneurship Park, Wucheng County, Dezhou City, Shandong Province, registered with the Market Supervision Administration of Wucheng County, with Zang Wenyan as the legal representative. Its business scope includes the research and sales of environmental protection equipment; Processing, sales, and installation of fiberglass products, central air conditioning and end products, ventilation equipment, drainage equipment, water tanks, cooling towers, motors, high and low voltage control cabinets; Construction of fire protection facilities, anti-corrosion and insulation engineering, and civil air defense engineering; Installation of electronic and intelligent systems; Steel sales; Import and export business of goods and technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fireproof Duct, Fire Damper, Window Of Opportunity

Dezhou Yixing Air Conditioning Equipment Co., Ltd

Dezhou Yixing Air Conditioning Equipment Co., Ltd., with its registered address in Dayanzhuang Village, Luquan Tun Town, Wucheng County, Dezhou City, Shandong Province, is registered with the Market Supervision Administration of Wucheng County. The legal representative is Su Guoxing, and its business scope includes the production, sales, and installation of air conditioning equipment and components, purification equipment and components, ventilation equipment and components, environmental protection special equipment and components, motors and components, pipes and fittings, fire dampers, smoke exhaust fire dampers, axial flow fire exhaust fans, centrifugal fire exhaust fans, cooling towers, and water tanks; Civil air defense engineering construction; Steel sales. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fireproof Duct, Smoke Exhaust Fan, Muffler

Wuhan Dongzhuo Ventilation Equipment Co., Ltd

Wuhan Dongzhuo Ventilation Equipment Co., Ltd., with its registered address at 1-3 #, Building 1, Hebaohu Farm, Dongxihu District, Wuhan City. The registration authority is the Market Supervision and Administration Bureau of Dongxihu District, Wuhan City, and the legal representative is Wang Changhai. The company's business scope includes general projects such as metal material manufacturing, pipeline transportation equipment sales, refrigeration and air conditioning equipment sales, metal cutting processing services, fan and fan sales, valve and plug sales, metal structure sales, metal material sales, metal product sales, anti-corrosion material sales, insulation material sales, hardware product wholesale, hardware product retail, refractory material production, refractory material sales, building material sales, lightweight building material manufacturing, building waterproofing membrane product manufacturing, lightweight building material sales, engineering and technical research and experimental development, new type of building materials sales. Manufacturing of building materials (excluding hazardous chemicals), Engineering and technological research and experimental development (excluding the development and application of human stem cells, gene diagnosis and treatment technologies, rare and unique precious and excellent varieties in China). (Except for licensed businesses, projects that are not prohibited or restricted by laws and regulations can be operated independently in accordance with the law.) Licensed projects: construction projects, construction labor subcontracting. (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: Fireproof Duct, Magnesium Composite Air Duct, Spiral Duct

Tangshan Fengcang Environmental Protection Technology Co., Ltd

Tangshan Fengcang Environmental Protection Technology Co., Ltd., with its registered address located in Niegezhuang Village, Kaiping Town, Kaiping District, Tangshan City, Hebei Province (within the Niegezhuang Welfare Porcelain Factory), is registered with the Market Supervision and Administration Bureau of Kaiping District, Tangshan City. The legal representative is Gao Dianwei, and its business scope includes environmental protection engineering, ventilation engineering, and central air conditioning engineering; Processing and installation of ventilation ducts; Sales and installation of central air conditioning equipment and fan equipment; Environmental protection technology promotion services; Sales, design, installation, and maintenance of ventilation equipment; Wholesale and retail of hardware and electrical equipment, mechanical equipment, wires and cables, hardware products and electronic products, and decorative materials (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Fireproof Duct, Fan Coil Unit, Aluminum Alloy Air Vent

Hunan Liantai Environmental Equipment Co., Ltd

Hunan Liantai Environmental Equipment Co., Ltd., with its registered address at No. 2 Production Plant, Changsha Zhongju Machinery Technology Industrial Park, Qiaoyi Town, Wangcheng District, Changsha City, Hunan Province, is registered with the Market Supervision and Administration Bureau of Wangcheng District, Changsha City. The legal representative is Yang Guiping, and its business scope includes licensed projects such as construction projects. (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 projects: Manufacturing of specialized equipment for environmental protection; Manufacturing of ecological environment monitoring and detection instruments and meters; Manufacturing of mechanical and electrical equipment; Fan and fan manufacturing; Promotion services for new material technology; Research and development of new material technology; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of high-performance fibers and composite materials; Manufacturing of non-ferrous metal alloys; Manufacturing of metal materials; Manufacturing of metal fittings for construction; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Manufacturing of metal daily necessities; Manufacturing of metal structures; Production of refractory materials; Manufacturing of sealing fillers; Production of fireproof sealing materials; Manufacturing of metal products for safety and firefighting purposes; Manufacturing of refrigeration and air conditioning equipment; General equipment manufacturing (excluding special equipment manufacturing); Installation services for ordinary mechanical equipment; Sales of graphite and carbon products; Sales of building decoration materials; Sales of metal materials; Sales of non-ferrous metal alloys; Sales of specialized equipment for environmental protection; Sales of new metal functional materials; Sales of refractory materials; Sales of fireproof sealing materials; Sales of refrigeration and air conditioning equipment; Sales of anti-corrosion materials; Municipal facility management; Sales of specialized instruments and meters for environmental monitoring; Air pollution control; Air pollution prevention and control services; Water pollution prevention and control services; Sales of firefighting equipment; Sales of security equipment; Fire technology services. (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: Fireproof Duct, Ventilation Duct, Air Duct