1. Open the WeChat APP and go to the home page;
2. Find the "plus sign" icon at the top right of the homepage and click Enter;
3. Click "Add Friend";
4. On the "Add Friends" page, click "WeChat Official Account";
5. Enter "onion OMALL" in the search bar and click "OK";
6. Select the first official WeChat account in the search results and click Enter;
7. Click "Follow the official account of WeChat" to enter the official account of WeChat;
8. Send a message "Customer Service" to the official WeChat account;
9. Reply "0" and transfer to manual customer service.