Dear Sir, hello,Thank you.We really need a honest reliable stable supplier these products:1. of copper rry scrap content Cu 99,9% about 1000-5000 of tons per month;2. of aluminum rry scrap content Al 99,9% about 300-1500 of tons per month. 3. of copper cathode Cu, min – 99,99%. about 200-1000 of tons per month.A trial order is about 20 tons.