From 4: 30 pm to 5: 00 pm. Primary schools usually go to school at 8 am, and the school hours in summer and winter will be different. The class time will be later in summer and earlier in winter, and the class time will be from 4: 30 to 5: 00. Jining Haida Xingzhi School, located in Jining High-tech Zone, Shandong Province, is a boarding school from kindergarten, primary school, junior high school to senior high school.