The methods of inquiring about the opening bank of the bank card are different according to the nature of the account:

1. For the personal savings account (personal account), just send a short message "Inquire about the opening bank+full account number" to 95533 to get the name, address and contact information of the opening bank.

2. For corporate or corporate accounts, the SMS inquiry method is "full account number of khcx# account" to 95533. Another telephone inquiry method is to dial 95533, select the menu "1- Personal Business -1- Inquiry Bank", enter the account number, the system will broadcast the information, and finally select "2 Send to Mobile Phone" to obtain detailed information.

when dealing with credit card-related matters, remember that the payee's bank is written as "China Construction Bank". If the remitting bank requires to fill in specific branches, it can fill in any CCB branch in the current area. For overseas remittance, the remitter needs to prepare the payee's name, account number, English name of the opening bank, SWIFT code (bank code) and contact telephone number, etc. However, please note that the specific requirements may be different due to the business regulations of branches in different places, so it is recommended to take the actual branch as the standard.

for more comprehensive inquiry guidance, please refer to the official website of China Construction Bank or related service guides, such as "China Construction Bank-How to Inquire about Bank Card Opening Bank" and "China Construction Bank-How to Inquire about Corporate Account Opening Bank".