steel structure workshop Standard: ASTM,BS ,GB ,JIS,DIN Material: Q345,Q235,sandwich panel,corrugated steel plate Commoditsteel structure workshop SpecificationsStandard GB , ... Shipment : bulk vessel or by containerAdvantages1.Good quality and beautiful design .2. Quick installation ... ,easy disassembly and moving ,light for transportation3, High-strength ,heat and sound insulation , fire proofing ...