How to check whether the mobile phone has been dismantled?

You can use the following methods to determine whether a new mobile phone is brand new and unopened:

1. Check whether there are fingerprints or traces of tampering on the mobile phone and various accessories;

2. Check whether the plastic cover of the mobile phone has been removed (usually there will be wrinkles or changes in the sticky position);

3. Check whether the mobile phone has been turned on (for example: there are non-examples in the photo album) Photos and some settings have been set).