Purchasing aluminium scrap 6063, 6061 extrusion millfinish, to Hong Kong

We need aluminium scrap 6063 and 6061(mivan) for extrusion.
We require monthly 400-500 tons of 6063 and 100-150 tons of 6061.
We use in briquettes form 6063 profiles, soft and shiny talon and mill finish and clean, extrusion profile.
Also we can consider loose extrusion material all in only 6063,6061 with no attachment, no grafted screws, plastic, rubber, etc.
Also except in some cases we except 1 % ,3 %,5% attachment.
As of now we import from gulf mostly mainly Dubai, Saudi Arabia, Kuwait, Malyasia etc directly from scrap yard owners.
Our focus is quality material 6063 clean scrap, millfinsh etc.