On June 1, the sixth grade students of the Primary School Affiliated to Beijing Petroleum Institute listened to the lectures in Haidian District, Beijing. On the same day, a total of more than 400,000 elementary and middle school students in Beijing's junior and senior high school non-graduation grades and sixth grade primary schools returned to school on a large scale. China News Agency reporter Jiang Qiming

Release time: 2020-06-01 09:24:33 [Editor: Li Jun]