Firstly, login into your Aliexpress account (if you don't have an Aliexpress account, please sign up one ). And login in Topdser, find "Profile" and "aliexpress account". Then click "Link".
Then, you will see the page for Authorization. Click "Authorization", the page will refresh and jump to Topdser.
You need to click"Apply For Whitelist" to complete the last step. Then click "Submit".
The whole process is done now !