There is no annual fee for Bank of China etc credit cards.

Relevant regulations for Bank of China etc. credit cards:

1. Authenticate both parties to the transaction and prevent payment fraud. Ability to use digital signatures and digital certificates to authenticate online business parties to prevent payment fraud, certify the validity of the identities of parties participating in online trade, and issue digital certificates to participating parties through certification agencies or registration agencies. to confirm the legitimacy of their identity.

2. Encrypt information flow. A single key system or a dual key system can be used to encrypt and decrypt information. Technologies such as digital envelopes and digital signatures can be used to enhance the confidentiality and integrity of data transmission and prevent unauthorized third parties from obtaining the true meaning of the information. .

3. Digital digest algorithm confirms the authenticity of electronic payment information. In order to protect the data from being created, embedded, deleted, tampered with, replayed, etc. by unauthorized persons and reach the recipient intact, data hashing technology can be used.

4. Ensure the non-repudiation of transaction behavior and business. When disputes arise between two parties in an online transaction, especially disputes related to payment and settlement, the system can ensure non-repudiation of the relevant behavior or business. The online payment system must generate or provide sufficient evidence during the transaction process to quickly identify the right and wrong in the dispute, which can be achieved by using technologies such as digital signatures.

5. Handle multilateral payment issues in online trade business. Payment settlement involves multiple parties such as customers, merchants and banks. The purchased purchase information and payment instruction information must be connected together, because merchants will only continue transactions after confirming certain payment information, and banks will only provide payment after confirming payment. .

In order to ensure security, merchants cannot read customers' payment instructions, and banks cannot read merchants' purchase information. This multilateral payment relationship can be realized by using technologies such as double digital signatures provided by the system.

6. Improve payment efficiency. The procedures and processes of online payment are not complicated and the payment efficiency is very high.

Therefore, there is no annual fee for Bank of China etc credit cards.

Extended information:

The functions of Bank of China etc credit cards:

(1) Reflecting the movement of funds

Clearing the card is a reflection of the movement of funds According to the classification of economic content, one accounting subject reflects a type of economic business, and each accounting subject reflects the overall movement of funds from different aspects. Each accounting subject is a link that reflects the movement of funds, and the accounting subject system is a chain that reflects the movement of funds.

Understand a certain aspect of capital movement through the information provided by a certain accounting account. For example, the "fixed assets" account provides information on the increase, decrease and current amount of fixed assets within a certain period of time. Through the information provided by all accounting subjects, it can reflect the situation of fixed assets; through the information provided by all accounting subjects, it can fully?

(2) Basis for accounting?

Clear card as the basic basis The accounting system stipulates the accounting scope, specific content, accounting methods, methods of preparing accounting entries, detailed accounting and registration book requirements of accounting subjects. Organize accounting according to the provisions of accounting subjects: set up accounts in the account books; handle daily accounting matters, determine accounting entries, prepare accounting vouchers; register account books, etc. For example: if a batch of items is purchased worth RMB, the RMB belonging to materials should be accounted for according to the provisions of the "Materials" accounting account; the RMB belonging to management expenses should be accounted for according to the provisions of the "Administrative Expenses" accounting account. .

(3) Accounting management methods?

The relevant regulations on card clearance are standards for controlling daily economic activities, such as controlling the income and expenditure of monetary funds and the increase of materials. minus changes, etc., this kind of control is institutional ex-ante control. If the provisions of accounting subjects are specific, comprehensive and correct, we can give full play to the role of this kind of prior control.

At the same time, the information provided by accounting subjects is the basis for supervision, analysis and assessment; it can timely allocate funds accordingly, organize the supply of funds, and ensure the needs of funds; it also provides the basis for the preparation of financial plans.

Baidu Encyclopedia - Bank of China

Baidu Encyclopedia - Credit Card

Bank of China Official Website - Credit Card Terms and Conditions