The price of foreign high speed door is extremely high, 50,000 70 thousand at every turn, and some as high as 100,000, which is unbearable for ordinary users. After all, the fast rolling door will not directly produce economic benefits, it is nothing more than the effect of rapid isolation. Remove all unnecessary configurations that are icing on the cake, and keep the key and necessary parts. Only fast rolling doors with reliable quality, stable performance, safe and practical, and low prices are in line with China's national conditions. Domestic fast door, early start, relatively mature technology enterprise. As the country's requirements for food safety, drug safety and other fields become higher and higher, fast rolling doors will soon become a necessary equipment for enterprises. It will be an inevitable trend for the professional design and development of fast rolling doors, professional production, and fool-proof installation to unify industry standards.