On behalf of our buyer, we are interested to buy on a regular / monthly basis Cu, Pb, Zn, Sn, Sb ores / concentrates as follows: 1-Commodity: Zinc ore / zinc concentrate (Zn>48% , S>25% ) Required quantity: 5000MT monthly, x 12 (36) months contract 2-Commodity: ore (Pb>65% ) Required quantity: 6000MT monthly, x 12 (36) months contract 3-Copper concentrate >34% Quantity: 5000 Mt / month x 12 months Price =Average price of LME multiply Pb% multiply Reclaiming Rate (85% or 65% or 45% ? ) minus the Treatment Charge ( $ / t) Under the following GENERAL CONDITIONS: 1-Unloading port: Tianjin, P. R. China 2-Deliver terms: C & F / CIF Tianjin port 3-Performance Bond (PB) : 2% 4-L/ C---100% irrevocable, Untransfer, Indivisible. 5-First delivery: 30 days after receiving the L/ C We are looking for a long time cooperation.