Purchasing aluminum ingot A7, AI 99,70, FOB, CIF Korea

We would like to purchase aluminum ingots and we are looking for an honest and reliable supplier or producer who can supply us.
We will first order only 1 trial container (25 tons) to check the quality, and then place a large order if there is no problem with the quality, so please let us know the quantity your company can supply to us each month.
Our payment terms are Trial 1 container is TT payment and contract is 100% DLC (letter of credit issued by World Prime Bank) payment.
If your company can supply aluminum ingot A7, please provide us with FOB price and CIF Korea.