1. Credit currency: It is a credit instrument that is generated based on credit activities and can play the role of currency. Credit money mainly takes the form of commercial bills, bank notes and deposit money, and mainly exists in the form of bank notes, bills of exchange, checks, etc. Credit currency was created in the 1930s. Due to the global economic crisis, many countries were forced to break away from the gold and silver standards. The banknotes they issued could no longer be exchanged for metal currency, so credit currency came into being.

As a general medium of exchange, credit currency requires two conditions: first, people's confidence in the currency; second, legislative protection of currency issuance. Both are indispensable. At present, credit currency can be divided into the following forms: ① Auxiliary currency. Its function is to serve as a medium for small or sporadic transactions, and is mostly made of base metal. ②Cash or banknotes. Its main function is also to serve as a means of purchasing daily necessities for people. It is generally a banknote with a means of circulation, and its issuance rights are exclusive to the government or financial institutions.

2. Electronic money includes bank transaction tools and services consisting of credit cards, electronic transfer terminals, etc.

Electronic money refers to stored-value and prepaid payment mechanisms in retail payment mechanisms that perform payments between different electronic devices at point-of-sale terminals and on public networks. The so-called stored value refers to the value stored in physical media that can be used for payment, such as smart cards. This medium is also known as an e-wallet. When the value stored in it is used, the value can be restored to it through a specific device. The prepaid payment mechanism refers to a set of electronic data that exists in specific software or networks that can be transmitted and used for payment, usually called digital cash. It usually consists of a set of binary data streams and digital signatures that can be used directly on the network. Electronic currency products are primarily designed to replace currency in circulation.

It is the same as traditional currency in terms of essence, functions and functions. In essence, they are special commodities that serve as general equivalents. They have value scales, means of circulation, means of payment, means of storage and the five world currencies. kind of function. In addition to these general attributes of currency, electronic currency is an "intangible" currency compared with currency and has many attributes that currency does not have: electronic currency uses electronic pulses instead of paper to transmit and display cash, and is processed and displayed by microcomputers. Storage does not have the size, weight and imprint of traditional currency; currency is generally issued monopolistically by the central bank or specific institutions, while electronic currency is currently issued by both central banks, general financial institutions and even non-financial institutions. Traditional currency It is a legal currency guaranteed by the credibility of the central bank and the country. It is designed, managed and replaced by the monetary authority, and is strongly accepted and used. However, most of the current electronic currencies are developed and designed by different institutions, and their guarantees mainly rely on the developers themselves. Reputation and assets can only be used for publicity and guidance, and cannot be forced to be used; when using electronic currency, it is necessary to use legal currency to reflect and realize the value of goods and settle creditor's rights and debt relationships;