We are professional manufacturer of Colorful Fiberglass Asphalt Shingle, Pvc Gutter System, Stone Coated Metal Roof Tile Aslo we can provide all the accessories that the asphalt shingles need when construction, such as Waterproof Roll Material, Steel Nails, Bitumen Mastics, Ridge Tiles and so on. Sincerely welcome your inquires if you have any need! Tks.