The start time of primary and secondary schools (including kindergartens) in Yan 'an City is adjusted to September 1. Before September 1, teachers and students of all kinds of schools in the city are not allowed to return to school in advance. At the same time, the start time of all schools in the middle and high risk areas will continue to be postponed on September 1 day, and students will be reported after the middle and high risk areas are lifted.

In the notice issued by Yan 'an City, it is clearly stated that the start time of all primary and secondary schools in the city is after September 1, and schools originally scheduled to start before September 1 need to adjust the start time. At the same time, in September 1, schools located in high-risk areas need to continue to postpone the start of school.