aluminium tubes and pipes

1) Product types: window frames, door frame, curtain frame, cladding wall frames
2) Opening methods: turning, sliding, fixing
3) Surface treatment:
a) Fluorocarbon (PVDF) sprayed
b) Acrylic sprayed
c) Powder coated
d Light or dull electrophoresis painted
e) Wood-grain painted
f) Anodized
Inner packing: plastic film