Glass fiber grating and fiberglass reinforced plastic board is a kind of fiberglass reinforced material with unsaturated polyester resin as matrix, It has become a kind of sheet through special processing, and has a large market space, FRP grating can be used as a structural material for the corrosive environment of floors, trench covers, platforms, ship decks, stairs, walkways, etc. Alternative functions with corrosion resistance and flame retardancy, non-magnetic insulation, bright colors, various styles, and various forms