1. Open the Baidu map app on your mobile phone.
2. Click the search box at the top of the main page of Baidu map.
3. Enter the cafeteria in the search box and start the search.
The orange tableware sign on the map is the self-service shop nearby.
5. After selecting the self-service store icon, click the "Go here" button in the lower right corner.
6. After choosing the appropriate travel mode, just follow the route provided by the map.