Most of them include tax, but some of them do not. You need to confirm with the supplier. If you buy a small quantity, the supplier's inventory should be able to supply you. This is relatively simple. But if you buy in large quantities, the supplier will order from abroad now, and then transfer the rights of the goods to you after customs clearance. When buying in large quantities, most suppliers choose to include tax in the quotation, but once the tax comes out, the buyer will pay the tax and the supplier will not advance it. That is to say, the supplier will quote you a price including tax, but the tax generated when the goods are actually imported for customs clearance needs to be paid by your actual consignee, and then the remaining payment will be recovered before the transfer of goods rights. But suppliers prefer that you pay 65,438+000% in advance. Many mature customers choose this method to save customs clearance time. After all, the price of mineral products fluctuates greatly, but it is indeed risky to restrict suppliers only through contracts.