Students study at a temporary shelter in Maduo county of Golog Tibetan autonomous prefecture, Northwest China's Qinghai province, May 23, 2021. A 7.4-magnitude earthquake hit Maduo county of Golog at 2:04 am Saturday Beijing Time, according to the China Earthquake Networks Center. A total of 164 students from a boarding school who were affected by the earthquake have resumed classes at temporary shelters. [Photo/Xinhua]

A teacher gives a lesson at a temporary shelter in Maduo county of Golog Tibetan autonomous prefecture, Northwest China's Qinghai province, May 23, 2021. [Photo/Xinhua]

Students study at a temporary shelter in Maduo county of Golog Tibetan autonomous prefecture, Northwest China's Qinghai province, May 23, 2021. [Photo/Xinhua]

A teacher tutors students at a temporary shelter in Maduo county of Golog Tibetan autonomous prefecture, Northwest China's Qinghai province, May 23, 2021. [Photo/Xinhua]

Students study at a temporary shelter in Maduo county of Golog Tibetan autonomous prefecture, Northwest China's Qinghai province, May 23, 2021. [Photo/Xinhua]

Students study at a temporary shelter in Maduo county of Golog Tibetan autonomous prefecture, Northwest China's Qinghai province, May 23, 2021. [Photo/Xinhua]

A student studies at a temporary shelter in Maduo county of Golog Tibetan autonomous prefecture, Northwest China's Qinghai province, May 23, 2021. [Photo/Xinhua]