1. Log in to ICBC online banking, register online banking by yourself, log in to personal online banking again, and check the credit limit;
2. Call 95588, transfer to manual service, and check the credit line;
3. Go to the ICBC counter and ask the shop assistant for help.
4. Check the credit limit at the ATM;
I hope my answer can help you. You can also call the customer service phone of the bank for consultation.