... such as angles, square or special shapec)surface treatment for the aluminium profiles: mill finish, powder coating, anodising, electrophoresis, ... etcd)Usages of aluminum profiles: we could produce aluminium profiles for windows and doors usage , industrial and other usagese ... motor casing,auto parts,building material,etc.Certification: ISO9001,OEM: Accept Show of our factory (the workhouse of aluminium ...