... products: 1.Various product: industrial aluminium profile , aluminum windows,doors and curtain wall ,aluminum section for construction , ... window and door,aluminum side hung windows and doors,aluminium shutter,aluminum thermal break window and door,aluminum curtain ... Surface Treatment: mill finish, anodized, powder coated, Electrophoresis, Thermal-break,wood-grained, etc.,4. Alloy: 6063A,6063,6061, ...