color steel roof tile 1.credible quality:GB/T19001-2008 2.good service:lifelong after-sales service 3.ISO9001 1.About our products Namecolor steel roof tileDimensionsLengthaccording to customers' requirementsThickness:0.3-0.5mmWidth 470mm,600mm,760mm,820mm , 840mm , 900mm,970mm,980mm ,etcColoraccording to customersAdvantages1. design according to customers’ requirements2. manufacture under ...