If you need to inquire about China Merchants Bank's one-card account opening bank, please go to our home page and click "Personal Banking Popularization Edition" on the right, enter your account number and password to log in, and click the horizontal menu "Account Management"-"More Inquiries"-"One-card account opening information" to view the complete account opening bank name at the "Account Opening Institution". (If you handle the professional version at the counter of our bank, you can also log in to the professional version and select the horizontal menu "Account Management"-"One Card Account Opening Information Inquiry". ) If you are inquiring about the bank of another card, please call customer service and select 2 to enter the manual service inquiry.