1. The customer service hotline of China Merchants Bank Credit Card Center provides credit card related functions and handles applications. 2. You can bring your personal identity document and credit card to any business outlet of China Merchants Bank to apply for cancellation of automatic renewal; 3. You can log in to the official website of China Merchants Bank Credit Card to provide new credit cards and platinum cards. Processing method: Log in to credit card online banking, submit personal information, select the "Card Management" service, and click "Automatic Renewal Settings".