巴拿马采购需求：黑色钢板、金属板、碳钢板、碳钢板、碳钢板、金属板

I'm interested in getting some bulk pricing for your products. Could you please provide me with a detailed quote? Specifically, I'd like to know the pricing for different quantities, as well as any discounts that may apply for larger orders. Additionally, it would be great if you could include information on payment terms, lead times for delivery, and any relevant shipping costs. This will help me make an informed decision and streamline our ordering process. Looking forward to hearing from you soon!