you can query the balance of bank cards through banking halls, online banking, telephones, ATMs and short messages. At present, you can also query the balance of bank cards through WeChat WeChat official account.

The details are as follows:

1. Download the China Construction Bank APP, enter the ID number, bank reservation information and login password, and then click Login. Next, you can find your account balance on the home page;

2. Wechat pays attention to WeChat official account of China Construction Bank, and then clicks Microfinance to find the account-balance query. Next, you will receive a message that you need to bind the bank card. Because the binding is troublesome, the author chooses to log in to the mobile banking to query, enter the mobile phone number, additional code, SMS verification code and login password, and then click Login to see the results of the balance query.

3. Online banking inquiry, the more convenient and quick way is to log in to online banking to directly inquire about the balance of bank cards. As long as online banking is opened, log in to the bank's home page directly, log in to your personal online banking, enter your account number and password, enter your personal account center and click "Balance" directly.

This answer is provided by Kangbo Finance, which focuses on the interpretation of hot financial events and the popularization of financial knowledge. It is professional and interesting, making financial content that people can understand, and conveying financial value in vivid and diverse ways. I hope this answer is helpful to you.