How to tell whether something is true or false?

Operating system: miui 1 1.0.

Software: getting things

1. Open the object (poison) and find "I".

2. Then click "Authentication Service".

3. Select "My Identity".

4. Then the identification list will appear, showing the goods you have identified.

5. Open the picture to enter the specific appraisal page, and the appraiser will judge the truth according to the picture you gave.

6. Be sure to photograph every detail of the product before appraisal. If the picture given is not enough to judge, the appraiser will ask you to supplement the picture and continue the appraisal. But you must make up the drawings as required, or you will fail in the end, as shown in the figure, wasting your money.

7. Click the image icon above to download and save your own certificate.