For example, if the bank has money, you have a passbook in your hand, and there is no bank staff to operate the withdrawal business, you can't get money; Or they sent you the wrong money.

Documents run through every link of trade. Business personnel find customers (inquiry and quotation), customers negotiate to place orders (PI PO), factories make delivery and transportation documents, and foreign exchange settlement documents generated according to different payment methods.

Documentary letter of credit is one of the most important documents and is widely used now.

I wonder if you didn't know the document before you asked this question.

China's universities are really sad, but when it's time to learn, let these older children play.