Chongqing Hewei Technology Co., Ltd. is a national high-tech enterprise founded by Qinhe Investment Group Co., Ltd. In 2015, originating from the Hong Kong University of Science and Technology and settled in Chongqing. It has the key technology of thermal dimming powder material synthesis, which is the world's first and has obtained invention patents, and the leading products with completely independent intellectual property rights, including gelled thermal dimming glass, temperature variable sunshade dimming PVB thermal insulation film series products, and a new generation of photovoltaic temperature variable sunshade power generation glass that can both actively generate electricity and passively save energy. It has been widely used in the renovation, renewal, and new construction projects of over 200 buildings, including commercial, residential, office, exhibition, science, education, culture, and health, airports, high-speed railways, facility agriculture, and low-carbon green industrial parks. The total application area exceeds 150000 square meters, with a maximum single unit usage area of 12000 square meters. It effectively reduces the use time of cold and warm air conditioning by 50%, saves 10-15% of building energy consumption, better solves the contradiction between shading and lighting in buildings, comprehensively improves indoor sound, light, and thermal environment, and enhances indoor comfort. In the future, Hewei Technology will provide a series of products and solutions that are greener, more economical, smarter, safer, and more convenient for fields such as construction, automotive, photovoltaic, and facility agriculture.