The term "curve limit increase" comes from "curve to save the country". If a cardholder is dissatisfied with the current credit card limit, the standard approach is to call the customer service hotline of the credit card center of the issuing bank to ask for an increase in the limit. The curve limit increase means that after the cardholder uses a certain bank's credit card for a period of time, he then applies for another type of credit card from the same bank.

Since the cardholder already has a credit card account with the bank, it is easier to pass the approval, and there is a very high chance of being approved for a credit limit that is 2-5 times higher than the first credit card. On the surface, it looks like you are applying for a credit card, but it actually achieves the purpose of increasing your credit limit.

Credit Card is a credit certificate issued by a commercial bank or credit card company to consumers with qualified credit.

The form of a credit card is a card with the name of the card-issuing bank, validity period, number, cardholder name, etc. printed on the front. Consumers holding credit cards can go to a special commercial service department for shopping or consumption, and then The bank makes settlements with merchants and cardholders, and cardholders can overdraw within the prescribed limit.

The functions of credit cards:

1. It facilitates people’s lives and saves them the trouble of carrying cash. There are no geographical restrictions on the use of credit cards. No matter when you swipe the card anywhere in the country, As long as there is a UnionPay logo, you can swipe it, and there is no handling fee;

2. You can participate in various preferential and discount activities cooperated by merchants and banks;

3. Earn money from swiping card purchases Points can be redeemed for gifts;

4. Timely repayment after swiping the card will improve personal bank credibility.

Uses of credit cards:

1. Shopping.

2. Microcredit.

3. Save money.

4. Save money when shopping.

5. Credit card value-added services, get cheap insurance and travel.

6. Credit certificate.

Credit card cash withdrawal methods are:

1. Cash withdrawal at the counter:

Card holders can bring their credit card to any bank counter and submit a cash withdrawal application to the staff. , and then enter the withdrawal password with its help to withdraw cash.

2. Bind the card to withdraw cash:

The cardholder can bind the credit card to a peer savings card in credit card online banking, and then transfer the credit limit to the savings card. Then use the debit card to spend, this behavior is also called cash withdrawal.

3. Withdraw cash from an ATM teller machine:

Insert your credit card into the ATM teller machine, enter the payment password of the credit card, select cash withdrawal, then enter the cash withdrawal amount, and finally confirm.

The methods of credit card repayment are:

1. Repayment through ATM machine. Cardholders can go to the bank's ATM machine, insert the card for deposit, and deposit the money into the credit card to repay the money.

2. Mobile banking repayment. All major banks have mobile banking software. Once installed on your mobile phone, you can repay credit cards.

3. Alipay repayment. Alipay has a credit card repayment function. Click "Credit Card Repayment" on the homepage to repay after binding the credit card.

4. WeChat repayment. There is a credit card repayment function on WeChat. Click "Me" - "Pay" to see the "Credit Card Repayment" function.

5. Repayment at bank counter. Cardholders can go to bank branches with their credit cards, ID cards and cash and handle credit card repayment over the counter.