Jiangsu DAWANG Ventilation Machinery Co., Ltd. (DAWANG FAN®) is a professional manufacturer of HVLS  new-generation intelligent IoT ultra-large energy-saving fans, dedicated to providing global customers with one-stop ventilation, cooling, and air circulation improvement solutions for large-height spaces.
The company integrates independent design, R&D, manufacturing, sales, and operation & maintenance — achieving full-chain self-development and self-production of large industrial energy-saving fans. It is supported by a standardized, comprehensive 4S maintenance service system, covering the entire equipment lifecycle.
Drawing on years of hands-on industry experience and a professional technical R&D team, the company continuously iterates its next-generation ventilation equipment. It has launched the PMSM series of energy-saving large fans, widely adaptable to diverse large-height space scenarios including factories, warehouses, sports venues, and commercial complexes. The products feature IoT intelligent connectivity, enabling remote control, temperature-humidity linkage, and fire protection linkage. Technical specifications have long led the industry, firmly placing the company in the domestic advanced tier.
The enterprise consistently adheres to its core development philosophy of "customer needs as the guide, safety assurance as the core, and artificial intelligence as the goal". With stable and reliable hardware products, intelligent control systems, and full-process attentive service, it is committed to building a global leading brand for intelligent environmental control in large-height spaces.