At the same time, it should be noted that the summer semester curriculum focuses on the classrooms in the western district, and attention should be paid to the timely use of classrooms. According to the Notice of Shanghai Jiaotong University on Work Arrangements for Summer Vacation in 20 17, the summer vacation schedule will be implemented from July 24th to September 6th, and the library will be opened from 8: 30 to 2 1: 30.