ISO9001, ISO14001, UL, SONCAP, COC, PVOC

About ISO9001, ISO14001, UL, SONCAP, COC, PVOC

*Manufacturer Supplier in China: Singer-Ruser* Products Supply: 1. Stone Coated Metal Roof Tile 2. Asphalt Roofing Shingles 3. PVC Rain Gutters 4. Leak Stop Butyl Tape Website: www.sangobuild.com Facebook: https://www.facebook.com/sangobuild.roofing.products/ Youtube: https://www.youtube.com/channel/UCvp9avKL85rRMFxkmHxOUwQ Instagram: https://www.instagram.com/roofing_products/ Pinterest: https://www.pinterest.com/xieliangin8/   Singer-Ruser (Brand Name: SANGOBUILD) is a certified manufacturer of ISO9001 and ISO14001, and is one of the top leading manufacturers of quality roofing materials in China with over 15 years’ experience. Our products have been exported to over 80 countries in the world. Mob/WhatsApp: +86189 6912 8012 Email: *******@*****.com