2026 Top 10 Air Duct Manufacturers in China Chongqing

Langfang Longsheng Environmental Protection Equipment Co., Ltd

Langfang Longsheng Environmental Protection Equipment Co., Ltd., with its registered address at Ligezhuang Village North, Zhaogezhuang Town, Wen'an County, Langfang City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Wen'an County, Langfang City. The legal representative is Yang Shibin, and the business scope includes manufacturing and selling waste gas treatment equipment, acid mist purification equipment, dust removal equipment, desulfurization equipment, oil fume purification equipment, organic waste gas purification equipment, sewage treatment equipment, electroplating equipment, spraying equipment, spiral ducts and accessories; Design and install ventilation ducts; Manufacturing and selling hardware products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Air Duct, Pp Activated Carbon Box, Catalytic Combustion Equipment

Wucheng Haolun Air Conditioning Equipment Co., Ltd

Wucheng Haolun Air Conditioning Equipment Co., Ltd., with its registered address located in the middle section of Jinguang Avenue, Luquantun Town, Wucheng County, Dezhou City, Shandong Province, is registered with the Market Supervision Administration of Wucheng County. The legal representative is Wang Wenbing, and the business scope includes general projects such as refrigeration and air conditioning equipment manufacturing; Sales of refrigeration and air conditioning equipment; Fan and fan manufacturing; Sales of fans and blowers; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Specialized equipment repair; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of specialized instruments and meters for environmental monitoring; Installation services for ordinary mechanical equipment; Sales of mechanical equipment; Glass manufacturing; Manufacturing and processing of doors and windows; Sales of high-performance non-ferrous metals and alloy materials; Manufacturing of metal materials; Sales of metal materials; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Manufacturing of security equipment; Sales of security equipment; Fire technology services; Sales of metal products; Research and development of metal products; Repair of metal products; General equipment manufacturing (excluding special equipment manufacturing). (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. (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 Duct, Fire Damper, Tall Space

Hebei Manqi Energy saving Technology Co., Ltd

Hebei Manqi Energy saving Technology Co., Ltd., registered at Liuyuanzhuang Village East, Litan Town, Dacheng County, Langfang City, Hebei Province (800 meters away from Langbo Road), registered with the Market Supervision Administration of Dacheng County, Langfang City, with Li Hongfa as the legal representative. Its business scope includes technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing and sales of refrigeration and air conditioning equipment, manufacturing and sales of insulation and sound insulation materials, manufacturing and sales of fans and blowers, manufacturing and sales of asbestos products, manufacturing and sales of general components, manufacturing and sales of metal structures, manufacturing and sales of metal products for safety and fire protection, production and sales of fireproof sealing materials, sales of metal materials, sales of insulation materials, and retail of hardware products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Air Duct, Integrated Smoke Exhaust Duct, Welding Air Duct

Hebei Shengtongyuan Environmental Protection Equipment Co., Ltd

Hebei Shengtongyuan Environmental Protection Equipment Co., Ltd., with its registered address at No. 356 Yuhua East Street, Zaoqiang County, Hengshui City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City. The legal representative is Su Zhijun, 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 glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Fan and fan manufacturing; Sales of fans and blowers; Manufacturing of metal signs for transportation and public management; Sales of signs for transportation and public management; Manufacturing of metal structures; Sales of metal structures; Sales of metal products; Rubber product manufacturing; Sales of rubber products; Manufacturing of plastic products; Sales of plastic products; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); General equipment manufacturing (excluding special equipment manufacturing); Sales of mechanical equipment; Manufacturing of electrical instruments and meters; Sales of electrical instruments and meters; Manufacturing of instruments and meters; Sales of instruments and meters; Mechanical parts and component processing; Sales of mechanical parts and components; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Installation services for ordinary mechanical equipment; Installation services for environmental sanitation public facilities; Repair of metal products; General equipment repair; Specialized equipment repair; 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: 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: Air Duct, , Frp Pipe

Chongqing Darun Ventilation Equipment Co., Ltd

Chongqing Darun Ventilation Equipment Co., Ltd., registered at Society 6, Shanxi Village, Tiaodeng Town, Dadukou District, Chongqing, registered with the Market Supervision and Administration Bureau of Dadukou District, Chongqing, with Li Kailong as the legal representative. Its business scope includes processing and sales of ventilation equipment, aluminum alloy products, fans, and valves; Sales: HVAC equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)**. Core products: Air Duct, Smoke Exhaust Duct, Ventilation Duct

Chongqing Yucheng Ventilation Equipment Installation Co., Ltd

Chongqing Yucheng Ventilation Equipment Installation Co., Ltd., registered at No. 68-19 Jiujiang Avenue, Jiangjin District, Chongqing (Building 20, Kunhuang International Science and Technology Industrial Park) (self commitment), registered with the Market Supervision Administration of Jiangjin District, Chongqing, with Li Kaijin as the legal representative. Its business scope includes general projects such as fans and fan manufacturing; Sales of fans and blowers; Sales of firefighting equipment; Fire technology services; Manufacturing of metal products for safety and firefighting purposes; Technical services for on-site assessment of fire safety acceptance in construction projects; Manufacturing of household appliances; Sales of household appliances; Manufacturing of security equipment; Sales of security equipment; Professional cleaning, washing, and disinfection services; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Sales of metal products; Research and development of metal products; Municipal facility management; Sales of electrical equipment; Manufacturing of metal tools; Sales of metal tools; Building cleaning services; Manufacturing of refrigeration and air conditioning equipment; Sales of refrigeration and air conditioning equipment; Motor manufacturing; Manufacturing of hardware products; Wholesale of hardware products; Research and development of hardware products; Retail of hardware products; Sales of building decoration materials; Sales of building materials; General equipment manufacturing (excluding special equipment manufacturing); Catering management; Installation services for ordinary mechanical equipment. (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 Duct, Ventilation Duct, No Flower Board Air Duct

Yideshun Technology Co., Ltd

Yideshun Technology Co., Ltd., with its registered address at Building 1, Xinxing Equipment Manufacturing Industrial Park, North Section of Zhongfei Avenue, Zhengpugang New Area, Ma'anshan City, Anhui Province, is registered with the Market Supervision and Administration Bureau of Modern Industrial Park, Zhengpugang New Area, Ma'anshan City. The legal representative is Li Haosheng, and the business scope includes general projects such as technical services, technical development, technical consulting, technical exchanges, technology transfer, and technology promotion; Manufacturing of metal structures; Sales of metal structures; Manufacturing of electrical accessories; Sales of electrical accessories; Operation of wires and cables; Retail of hardware products; Manufacturing of new building materials (excluding hazardous chemicals); Manufacturing of lightweight building materials; Sales of lightweight building materials; Sales of building materials; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Sales of metal materials; Sales of rubber products; Sales of insulation materials; Production of refractory materials; Sales of refractory materials; Manufacturing of cement products; Sales of cement products; Manufacturing of asbestos cement products; Sales of asbestos cement products; Manufacturing of refrigeration and air conditioning equipment; Sales of refrigeration and air conditioning equipment; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of specialized equipment for environmental protection; Import and export agency (except for licensed business, can independently operate projects that are not prohibited or restricted by laws and regulations) Licensed projects: construction projects (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or licenses issued by relevant departments). Core products: Air Duct, Spiral Duct, Plenum Box