2026 Top 10 Welding Air Duct Manufacturers in China

Dezhou Liye Air Conditioning Equipment Co., Ltd

Dezhou Liye Air Conditioning Equipment Co., Ltd., with its registered address at No. 58 Tenghong Street, Luquan Tun Town, Wucheng County, Dezhou City, Shandong Province, is registered with the Market Supervision Administration of Wucheng County. The legal representative is Li Guotao, and its business scope includes the processing, sales, installation, and maintenance of air conditioning equipment and components, ventilation equipment and components, purification equipment and components, environmental protection equipment and components, electromechanical equipment and components, water tanks, and cooling towers; Sales of ordinary steel plates and low-voltage control cabinets; Sales, installation, and maintenance of fiberglass products; Construction of civil air defense projects. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Welding Air Duct, Galvanized Air Duct, Smoke Exhaust Valve

Nanjing Guanguantong Environmental Protection Ventilation Equipment Co., Ltd

Nanjing Guanguantong Environmental Protection and Ventilation Equipment Co., Ltd., registered at Room 101, Building 6, Zone 6, Nanjing International Small Commodity City, No. 2 Qinlu Avenue, Lukou Street, Jiangning District, Nanjing City (Jiangning Development Zone), registered with the Jiangning District Administrative Approval Bureau of Nanjing City, with Guo Linmao as the legal representative. Its business scope includes the sales, installation, and maintenance of environmental protection equipment, ventilation equipment, HVAC equipment, security equipment, fire-fighting equipment, and accessories; Sales, installation, and maintenance of blowers and pipeline pumps; Design and installation of central air conditioning system and ventilation system; Sales of air compressors, valves, wires and cables, bearings, steel, environmentally friendly materials, and insulation materials; Sales and installation services for air vents, fans, fan cases, fire dampers, ventilation fans, air volume control valves, plate exhaust outlets, mufflers, corner horses and oil fume purifiers, spiral ducts, cable trays, tees. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Welding Air Duct, Stainless Steel Air Duct, Double Layer Insulated Air Duct

Wuxi Zhanda Ventilation Engineering Co., Ltd

Wuxi Zhanda Ventilation Engineering Co., Ltd., with its registered address at No. 9 Jiankang Road, Xinxiang Village, Donggang Town, Xishan District, Wuxi City, is registered with the Xishan District Administrative Approval Bureau of Wuxi City. The legal representative is Zheng Dongyang, and its business scope includes general projects such as the manufacturing of specialized environmental protection equipment; Sales of specialized equipment for environmental protection; Manufacturing of dust removal technology equipment; Research and development of greenhouse gas emission control technology; Fan and fan manufacturing; Sales of fans and blowers; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of refrigeration and air conditioning equipment; Sales of household appliances; Sales of refrigeration and air conditioning equipment; Sales of electronic specialized equipment; Sales of electronic specialized materials; Specialized equipment repair; Wholesale of electronic components; Wholesale of hardware products; Retail of hardware products; Sales of mechanical parts and components; Sales of distribution switch control equipment; Sales of metal tools; Sales of power facilities and equipment; Sales of plastic products; Engineering management services; Environmental consulting services; Installation services for ordinary mechanical equipment; Home appliance installation services; Information system operation and maintenance services (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law). Core products: Welding Air Duct, Stainless Steel Oil Fume Hood, Water Air Conditioner

Wuhan Jiuzhou Hantong HVAC Equipment Co., Ltd

Wuhan Jiuzhou Hantong HVAC Equipment Co., Ltd., with its registered address at No. 12-31, Wuhan International Stone City Store, Hejia Hubei Street, Daqiao New District, Jiangxia District, Wuhan City, Hubei Province, is registered with the Market Supervision Administration of Jiangxia District, Wuhan City. The legal representative is Guo Guolong, and its business scope includes general projects such as fan and fan manufacturing, building decoration, plumbing pipe parts and other metal products for construction, steel rolling processing, refrigeration and air conditioning equipment manufacturing, mechanical parts and component processing, household appliance manufacturing, general equipment manufacturing (excluding special equipment manufacturing), metal material manufacturing, non-ferrous metal rolling processing, fan and fan sales, valve and plug sales, refrigeration and air conditioning equipment sales, environmental protection special equipment sales, metal structure sales. Sales, sales of metal materials, sales of labor protection products, sales of electronic specialized equipment, Sales of mechanical and electrical equipment, sales of pipeline transportation equipment, sales of plastic products, and sales of rubber products. (Except for licensed businesses, it is allowed to independently operate projects that are not prohibited or restricted by laws and regulations) Licensed projects: residential interior decoration and construction 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: Welding Air Duct, High Galvanized Spiral Air Duct, Teflon Air Duct

Wuxi Great World Ventilation Equipment Co., Ltd

Wuxi Dashi World Ventilation Equipment Co., Ltd., registered at No. 289 Yuedong Road, Xinjie Street, Yixing City, with the registration authority of Yixing Data Bureau and the legal representative of Guo Chenyan, is engaged in the technical research and development, manufacturing, processing, sales, and installation of ventilation equipment, environmental protection equipment, fire-fighting equipment, kitchen equipment, general mechanical equipment and accessories, and HVAC equipment; Manufacturing, processing, and sales of air ducts, valves, and flanges; Sales of building materials, stainless steel materials, insulation materials, rubber products, hardware, fans, air vents, galvanized sheets, fire dampers, ventilation fans, wires and cables; Installation of air ducts and mechanical and electrical equipment; Construction, technical consulting, and technical services for environmental protection projects; Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited from import and export by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Welding Air Duct, Wind Valve, Electric Valve, Pneumatic Valve, Fire Damper, Plug-In Valve, Common Flange Semi-Finished Product L Piece

Zhejiang Xukang HVAC Equipment Co., Ltd

Zhejiang Xukang HVAC Equipment Co., Ltd., registered at Building 2, No. 333 Xingsheng Street, Jindong Economic Development Zone, Xietang Town, Jindong District, Jinhua City, Zhejiang Province (self declared), registered with the Market Supervision Administration of Jindong District, Jinhua City, with Liu Dong as the legal representative. Its business scope includes general projects such as general equipment manufacturing (excluding special equipment manufacturing); Manufacturing of metal structures; Sales of metal structures; Motor manufacturing; Manufacturing of power electronic components; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of hardware products; Wholesale of hardware products; Retail of hardware products; Manufacturing of mechanical and electrical equipment; Manufacturing of refrigeration and air conditioning equipment; Sales of refrigeration and air conditioning equipment; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Installation services for ordinary mechanical equipment; Home appliance installation services; Manufacturing of metal chains and other 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: Welding Air Duct, Spiral Duct, Galvanized Air Duct

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: Welding Air Duct, Stainless Steel Air Duct, Ventilation Duct