How to check whether a new mobile phone is new?

Take Huawei as an example, you can check whether it is a new machine through the electronic three-package time. The operation method is as follows:

Equipment: Huawei nova 5i

System: EMUI 9. 1.0. 172

1, open the phone settings.

2. Click on the system.

3. Click on the phone.

4. Click on the electronic three-guarantee voucher.

5. Check the production date and expected expiration date of the warranty. If the new mobile phone is not under warranty, it means that the mobile phone is not new.