... extrusion include:Window and door aluminium profile(Sliding window, Casement window, Sliding ... Door, Casement Door, Folding Door)Curtain wall aluminium profile ( curtain wall extrusion )Decorative materialsWe have coatings ... like: Mill finish, anodizing, powdering, PVDF coating, etc, coating materials are from Dupont, etc. Aluminium profile for door and window ...