The postal green card is different from the debit card.

1. In terms of fees: Green Card debit card does not have card opening fees, annual fees, and small management fees, while savings cards have handling fees, SMS fees, and annual fees.

2. In terms of functions: Green Card debit cards can be used for consumer life, investment and financial management, etc., while the main purpose of savings cards is to save money. They do not have settlement functions and cannot be used for investment and financial management.

3. The Green Card is a debit card issued by the Postal Savings Bank of China that integrates accounts and financial accounts with different types of savings, currencies, and fund forms into one debit card, and uses one card to manage multiple personal accounts. The bank card’s fund activity status for each account.

4. A savings card is a financial transaction card issued by a bank to provide financial services to depositors. It is a type of debit card. There are two types: magnetic stripe and chip. The main function is to make deposits and withdrawals at networked ATM machines and bank counters, and to make purchases at networked POS.