Hello, currently China Merchants Bank credit card can provide cancellation certificate, card holding certificate and loss report certificate. The principal cardholder needs to call the credit card customer service hotline 4008205555 to apply manually. Time limit for issuance of certificate: 3 working days. The cost is RMB 20 per serving. Registered or regular mail delivery is free. If express delivery is required, an additional RMB 20 express fee will be charged. Free for platinum/unlimited card customers; the original certificate is printed on China Merchants Bank watermarked letterhead paper, and all payments will be stamped with the "Special Business Acceptance Seal of China Merchants Bank Co., Ltd. Credit Card Center".