Founded in May 2020, Guangzhou Jinshidun Film Industry Co. , Ltd. is the first one in China and even the first one in the world that focuses on R & D, production and processing as a whole, specializing in special mechanical equipment for long-term exposure to the sun, from the birth of the lab to the year 2020, we spent two years to carry out the field test of various data adjustment and control, according to the scene construction site, time, construction staff and other factors, independent research and development of industrial production of NANO INORGANIC List of semiconductor materials, and with the most suitable for this type of equipment on the glass doors and windows of the heat insulation paste film, kingst Shield X1 series of Sunscreen and thermal insulation film was sold in the national market in June 2020 by the unanimous opinion of users and researchers