Looking for zinc ore, zinc concentrate, CIF, FOB China

We are purchasing zinc ore ≥40% and zinc concentrate ≥45%, sulfur≥ 25%.
Sulfide or oxide both ok.
As<0.6%,Cl<0.5%,Cd<0.3%, Hg<0.06%，F<0.1%
size≤10mm（within 10 mm）
Delivery to China, Lianyungang Port.
Trial order: 50 MT - 500 MT
Monthly order:5000+MT
Delivery terms: CIF or FOB
Payment terms:TT/LC
Please send your offers with photos of zinc if you can supply it on the above mentioned terms.