Tourists visiting Dunhuang exhibition

Photo taken on Apr. 14. 2023 shows tourists visiting an exhibition of cultural relics collected by Dunhuang Research Institute at the Mogao Grottoes Exhibition Center in Dunhuang, northwest China's Gansu Province. 120 sets of cultural relics are selected in this collection. (Zhang Xiaoliang/Guangming Picture)

Photo taken on Apr. 14. 2023 shows tourists visiting an exhibition of cultural relics collected by Dunhuang Research Institute at the Mogao Grottoes Exhibition Center in Dunhuang, northwest China's Gansu Province. 120 sets of cultural relics are selected in this collection. (Zhang Xiaoliang/Guangming Picture)

Photo taken on Apr. 14. 2023 shows tourists visiting an exhibition of cultural relics collected by Dunhuang Research Institute at the Mogao Grottoes Exhibition Center in Dunhuang, northwest China's Gansu Province. 120 sets of cultural relics are selected in this collection. (Zhang Xiaoliang/Guangming Picture)