A check is a demand draft payable to a bank and can be regarded as a special case of a draft. The amount of the check issued by the check drawer shall not exceed the amount deposited with the payee. If the deposit is less than the check amount, the bank will dishonor it. A commercial bill refers to a type of instrument issued by the payee or depositor (or acceptance applicant), accepted by the acceptor, and paid to the payee or endorsee on the maturity date. The so-called acceptance refers to the act of the payee of the bill being willing to bear the payment obligation of the face amount. In layman's terms, it is the act of admitting that it will unconditionally pay the amount of the bill when it is due. Commercial bills can be divided into two types, commercial acceptance bills and bank acceptance bills, depending on the acceptor. Credit card is a method of payment for non-cash transactions and is a simple credit service. It is mainly divided into two categories: credit card and debit card. Most of the cards we usually use are credit cards, which have the following characteristics: it is not encouraged to deposit cash in advance, consume first and repay later, enjoy an interest-free payment period, and can make installments independently. Repay (there is a minimum repayment amount) and join VISA, MASTER and other international credit card organizations for global use. Compared with ordinary bank savings cards, the most convenient way to use a credit card is that it can be used for ordinary consumption without cash in the card. In many cases, it is enough to repay the consumption amount on schedule. In exchange, the remitter entrusts the bank to transfer the money. The settlement method by which money is paid to the payee. Exchange settlement can be used to settle various amounts of money for organizations and individuals. Exchange, also known as "exchange settlement", refers to the settlement method in which an enterprise (remitter) entrusts a bank to pay its money to the recipient. This method facilitates the remitter to proactively pay the payee in a different place, and has a wide range of applications. Remittance can be divided into two types: letter transfer and wire transfer according to different methods of transferring money and different delivery methods, which are chosen by the remitter. Letter remittance is a type in which the remitter applies to the bank and deposits a certain amount and handling fee. The remitting bank sends a letter of authorization to the remitting bank by mail, authorizing the remitting bank to pay a certain amount to the payee. Exchange settlement method. Wire transfer is a remittance method in which the remitter deposits a certain amount of money with the remitting bank, and the remitting bank sends the message to the destination branch or agent bank (remitting bank) via telegram or telex, instructing the remitting bank to pay a certain amount to the payee. All of the above are financial instruments, and there are not many similarities between them. I hope the above explanation will be helpful to you