How do two children log in with a nail number to show their names?

Open the teacher-student group and click the three-point icon in the upper right corner. Click on the student column. Click the edit icon behind the students. After changing the student name to two student names, click Save.

Nail is an enterprise instant messaging application software launched by China Alibaba Group, which supports multiple operating systems and is used for business communication and work collaboration. Through systematic solutions, it helps China enterprises to comprehensively improve the communication and collaboration efficiency of China enterprises.