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CCB knows where your decompression password is.
1. Click the APP of CCB on your mobile phone to enter. After entering the APP, click the My button in the lower right corner, click the Login button on the page that appears, enter the account number and password in the login interface that appears, and click the Login button after entering the app.

2. After the page jumps, click the current account transaction details application button. After the page jumps, you can see the transaction details application and application record query. Click the application record query button. After the page jumps, you can see the corresponding application record time of running water details. At this time, the drop-down page can see the decompression password corresponding to the running water information marked at the bottom of the page.

3. The decompression password is the password that needs to be entered when decompressing the compressed package. This password is preset when the compressed package is made, and it acts as a "key".