Purchase of Antimony concentrate

The characteristics of the antimony concentrate we import are as follows:

1) Quality: Sb min.35%, Pb content 5%-35% Ag min300g  Cas No. : 261710
2) Quantity: According to your annual production. Monthly purchase amounts:1000mts,  Annual purchase amounts:10000-20000mts.
Trial order is 100-160 tons.
3) Price: CIF Changsha Port or main port in China.
4) Payment terms: L/C or TT
5) Port of delivery: Changsha Port or main port in China
6）Q/P: M+1