... DIN Material: Q345,Q235,sandwich panel,corrugated steel plate Commodit light steel structure workshop SpecificationsStandard GB ,AISI , ASTM , ... 10sqm—100000sqm , length ,width and height as customer ‘s designType light / heavy Using workshop, steel walkway and floor , ... proofing .4. Long operating life , recycle use5,Legal source and low cost ,guarantee the quality Applications1, Provide security ...