July 20th. According to the official website of Lhasa Education Bureau, according to the requirements of the Education Department of Xizang Autonomous Region and the actual situation in Lhasa, Lhasa Education Bureau issued a notice on the summer vacation arrangement and the work of starting school in autumn on July 8, and all kinds of schools in Lhasa will have summer vacation from July 20 to August 9, 2023.