Specific methods and steps:

1. Look at the back of Xiaomi's mobile phone box. Look at the words "check the truth, scrape off the coating" in the lower right corner, and scrape off to see 20 digits.

2. Enter Xiaomi official website on Baidu, search, and click to enter the search results.

3. Click the word "service" in the lower right corner.

4. Click "My Service" again.

5. There is an anti-counterfeiting inquiry below, please click it.

6. Xiaomi anti-counterfeiting query has appeared, which can not only check the authenticity of mobile phones, mobile power supplies and tablets.

7. Click to query Xiaomi mobile phone and enter the 20-digit security code to query. The query results show for the first time that the mobile phone is genuine, not a refurbished machine. If the display result is two or more inquiries, then the mobile phone is genuine but comes from a refurbished machine. If you can't find the result, there is no doubt that it is false.

Xiaomi mobile phone is a series of mobile phone products equipped with MIUI operating system released by Xiaomi Technology Co., Ltd.