The main credit card of China Construction Bank shares the credit limit with the subsidiary credit card, and the cardholder of the main credit card can specify that the subsidiary credit card should be set no higher than the credit limit of the main credit card. If the supplementary cardholder uses the credit card to spend or withdraw cash, the available amount of the main card will be reduced accordingly.

The limit of all credit cards (including supplementary cards) in an individual's name is shared, and the sum of overdraft limits of all cards cannot exceed the limit of the card with the highest limit. Note: If the customer holds a dual-currency card, the quota of RMB and foreign currency is also shared.

Extended data

If the main credit card chooses to stop reporting the loss, all the supplementary cards under the main credit card will stop reporting the loss; If the main card chooses to report the loss and make up the card, the auxiliary card can be used as usual. The normal use of the main card will not be affected after the loss of the secondary card is reported.

The main card of the credit card is cancelled, and the subsidiary card under the name of the main card is cancelled and can no longer be used. Supplementary cardholders can try to apply for the main card in their own name if they want to continue to use our credit card. The cancellation of the credit card secondary card will not affect the use of the main card.

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