The steel frame skeleton lightweight roof panel is a new type of lightweight load-bearing inorganic roof panel that integrates functions such as light weight, load-bearing, durability, thermal insulation, heat insulation, waterproofing, fire resistance, noise insulation, explosion venting, and seismic resistance. It inherits the reliability of traditional reinforced concrete roof panels while absorbing the advantages of other lightweight panels. It highlights the safety and durability of the structure while achieving light weight and multifunctionality. The product range is comprehensive, installation is quick, and maintenance is simple. The product is mainly suitable for roofs of buildings such as rail transit, industrial factories, warehousing logistics, large public buildings, and sports venues. It can be matched with various structural forms such as concrete structures, lightweight steel structures, and space grid structures, with a wide range of applications.