1.no rusty forever 2.withads pressure and different types of weather 3.paint at any time 4.OEM and ODM ... and open moulds to produce specially, select the best quality of aluminium (6061,6063,6065) , thickness is from 1mm-7mm, very ... customer, save much costs for customers. We also do any types, colors, sizes as customized. “ Best Quality, Best Service, Best Credit ...