... Q235,sandwich panel,corrugated steel plate Commodit light steel structure workshop SpecificationsStandard GB ,AISI , ASTM , BS, JIS , ... insulation , fire proofing & water proofing .4. Long operating life , recycle use5,Legal source and low cost , ... Applications1, Provide security and protection to cargo2, Warehouse, workshop and so on . 3,Structure & construction application .ServiceManufacture ...