... DESIGN AND DRAWING:1. Dimension: Length, width, height, eave height, roof pitch, etc. 2. Local climate: Wind speed, snow load, ... process : According to your production process to design .4. Roof and wall : PU/EPS/PVC Sandwich panel or color steel ... crane beam inside the steel structure? And its capacity. 8. Roof gutter : Stainless steel, galvanized steel, color steel plate .Specifications: steel ...