It depends on whether you want to increase the fixed or temporary quota. Generally speaking, Bank of Communications will automatically increase the quota according to your consumption, but if you feel that the quota is not enough, you can also call customer service to increase the quota.

When your bank card has been used for 3 months, you can apply for an increase of about 20% each time. However, if an audit is needed, depending on your consumption and repayment, the bank will decide whether to increase your quota.

Here are some tips to raise your salary, you can try them.

1. The larger the quantity, the better, and the total consumption for half a year is at least 30% of the quota;

2. Consume as much as possible, with an average of more than 20 transactions per month 10, and it is easier to withdraw cash;

3. There are many types of consumer merchants, such as shopping malls, supermarkets, gas stations, restaurants, hotels, tourism and entertainment places.

Generally speaking, let the bank know that your current quota is not enough, and the bank will take the initiative to increase your quota.