Fuyao self-cleaning glass is one kind of high light transmittance glass which is researched and developed by Fuyao Group Shuangliao Co., Ltd. The product adopts on line high temperature pyrolytic spraying process, spray thin film onto float glass surface. It is one kind of hydrophilic nano-structure film with photo catalytic activity. The product is of such as but not limited to: hydrophilicity, anti-mould, deodorization, degradation of organic dirt and harmful gas, purifying air. The above function can even be realized under low intensity ultra-violet ray, and the functions are all permanent.