powder coated aluminium profiles certificates: ISO9001, ISO14001, CE, SGS Powder coated aluminium profiles features:1. Surface treatment: mill finish, anodized, powder coated, ... engages in manufacturing and distributing of aluminium profiles, doors, windows,curtain walls and ... powder coating lines, 10 anodizing lines,2 wood finished llines,Our production capacity exceeds 40,000MT. Dongwei aluminium ...