One, call the bank card belonging to the bank customer service telephone query.

Second, China Merchants Bank, for example, can be queried through the China Merchants Bank mobile banking, China Merchants Bank mobile banking can be downloaded in the major cell phone application store, the specific query method is as follows:

1, cell phone to open the China Merchants Bank mobile banking into the future, click on the symbols in the red box at the top of the page below, as shown in the figure.

2, and then select the "account bank inquiry" option, as shown.

3, then enter the card number of the bank card to query, as shown.

4, so you can query the bank card account bank number, as shown.