Where is the nail class number?

1. On the mobile phone, find and click the "Nail" app.

2. When you see this page, please click the "Discover" option in the lower right corner.

3. Click the "More" option.

4. Click the Workplace Classroom option.

5. In the pop-up interface, you can view the workplace classroom.

It looks like a simple operation, but sometimes you can't find it for a while. If possible, write it down in a notebook for next use.