ICBC’s deposit pledge ratio for card applications is 90%. Information on the official website of ICBC shows that ICBC’s pledge ratio for card application is 90%, which means that if you deposit 100,000 yuan in ICBC, you can apply for a credit card with a limit of 90,000 yuan and use 50,000 yuan to apply for a credit card. If you pledge a deposit of RMB 10,000 to apply for a card, you can apply for a card with a limit of RMB 45,000. Therefore, ICBC’s deposit pledge ratio for card applications is 90%.