1. First, enter the mobile phone smart primary and secondary school software, and click the portrait icon at the top left.

2. Enter the address book page and click the plus sign icon in the upper right corner.

3. The option box pops up, and click Join Class.

4. Finally, enter the class code information and join.

The national smart education platform for primary and secondary schools is an application scheme for the construction of the national smart education platform for primary and secondary schools, which is researched and formulated by the Ministry of Education on the basis of summarizing the experience of the operation and service of the national network cloud platform for primary and secondary schools. The original cloud platform was revised and upgraded to a national smart education platform for primary and secondary schools, and was put into trial operation on March 1 2022.