Roofing Panel & Wall Panel & Cladding material Guangdong Qiguang Group Co ., ... USD160 million.We also manufacture PU sandwich panel, steel roofing tile,EPS panel, H-beam,Z-beam,steel column, ... width, height, eave height, roof pitch, etc .2.Doors and windows: dimension, quantity,where to put them.3.Local ... speed, snow load, etc .4.Insulation material :sandwich panel or steel sheet.5.Crane beam: Do you need ...