1. After canceling a single card, if the credit card is still valid for 2 months or more, you can call the credit card customer service at any time and transfer to manual customer service to apply for reinstatement of the card. 2. After canceling the entire household, you can call the credit card customer service within 6 months and transfer to manual customer service to apply for reinstatement of the card. The final review result shall prevail. 3. If you do not successfully apply for card reinstatement, you can reapply for a credit card. 4. To apply for a business card to resume using the card, please contact the company's authorized person to issue a business card business processing form to apply.