A student restores an ancient book under the guidance of a teacher at a vocational school in Lanzhou, northwest China's Gansu Province, Sept. 22, 2022. (Photo/China News Service)
Students use modern techniques to restore ancient books about ancient Chinese civilisation.
A student restores an ancient book at a vocational school in Lanzhou, northwest China's Gansu Province, Sept. 22, 2022. (Photo/China News Service)
A student restores an ancient book at a vocational school in Lanzhou, northwest China's Gansu Province, Sept. 22, 2022. (Photo/China News Service)
A student restores an ancient book at a vocational school in Lanzhou, northwest China's Gansu Province, Sept. 22, 2022. (Photo/China News Service)
A student restores an ancient book at a vocational school in Lanzhou, northwest China's Gansu Province, Sept. 22, 2022. (Photo/China News Service)
Student restore ancient books at a vocational school in Lanzhou, northwest China's Gansu Province, Sept. 22, 2022. (Photo/China News Service)