How does Pinduoduo get personal information of merchants?

First, open Pinduoduo on your mobile phone, slide the screen up and find the product you want to buy. When you find it, click on the product you like to enter, and then click the customer service in the lower left corner. Enter the consultation chat interface, ignore it, and directly click Enter Store in the upper right corner. You can see all the goods after entering the merchant's shop. The name of the merchant is at the top. Click on the name of the store. Business information will pop up at the bottom of 05, showing business profile. Click on the brand authorization letter to view the brand authorization qualification.