Please quote for the following wholesale product requirement - Product Name: Copper Concentrate Specifications : Copper Grade Above 20% Qty: 1000-4000 Tons Per Month Depends On The Suppliers Capability Quantity Required : 1000 - 4000 Ton/Tons Monthly Shipping Terms : CIF Destination Port : Dalian, China Payment Terms : L/C Looking for suppliers from : Worldwide Contact : Luo Hoi Ho