When we browse Douyin, we will see that many people have added their contact information, that is, their mobile phone numbers, to their personal homepages. In fact, we can do it ourselves, then, Douyin personal homepage How to write mobile phone number?

1. Open Douyin and click "Me".

2. Click "Add Contact Information".

3. Click to open "Show Contact Number".

4. Click "Phone Number".

5. Enter your mobile phone number and click "Save".