We are looking to purchase high-quality zinc ingots with FOB delivery to Turkey, preferably CIF to Mersin port. We require a total quantity of 120,000 tons, supplied at a minimum of 10,000 tons per month over 12 months, with the possibility of establishing a long-term contract. The zinc ore should have a minimum zinc content of 30%, with typical composition including lead 0.5–5%, iron 2–10%, silica 5–15%, and moisture 5–10%, with acceptable physical characteristics and bulk packaging. We are interested in competitive pricing, reliable monthly delivery, and clear commercial terms. Suppliers should provide partial proof of product, SGS inspection for quantity and quality, and all relevant documentation.