Control consumption, ensure safety, etc.

1. The flow limit of the Bank of China credit card supplementary card is set at US$10,000, which means that cardholders can only spend within the set limit, which helps avoid excessive consumption and debt accumulation.

2. By setting the flow rate of the Bank of China credit card supplementary card, the cardholder can avoid the risk of fraud and theft, because only consumption within the set limit is allowed.