1,-3,. ICBC has a daily flow of 3, yuan. After three months, it can apply for a credit card with a line of 1,-3, yuan. The line is only a reference item. The level of the line depends on sufficient financial proof (such as work income certificate, real estate license, automobile driving license, etc.) submitted when you apply. The more proof materials you submit, the easier it is to get off the card, and the line will naturally be higher.