How does Taobao add friends through mobile phone number?

The steps of adding Taobao friends by mobile phone number are as follows: (Take Apple mobile phone, Taobao APP 10. 16.0 as an example)

Open Taobao

Open mail

Select the plus sign in the upper right corner.

Select to add via mobile phone contact.

Slide the interface, find the required mobile phone number, and click Add to add friends.