What should I do if the credit card limit of China Merchants becomes negative?

Check bills and transaction records, and contact customer service of China Merchants Bank.

1. Check bills and transaction records: Check credit card bills and recent transaction records carefully to confirm whether there are any unauthorized or abnormal transactions.

2. Contact the customer service of China Merchants Bank: Call the credit card customer service hotline of China Merchants Bank to explain the situation to the customer service staff and provide relevant account and transaction information.

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