Children learn Jinju Opera under the guidance of a master in Beiliangdu Village in Jingxing County, north China's Hebei Province, Aug. 1, 2018. (Xinhua/Zhang Xiuke)
A Jinju Opera master puts on makeup for his students in Beiliangdu Village in Jingxing County, north China's Hebei Province, Aug. 1, 2018. (Xinhua/Zhang Xiuke)
Children watch robot dancing at Yangzhou Science and Technology Museum in Yangzhou, east China's Jiangsu Province, July 29, 2018. Children take part in various classes and activities to enrich their summer vacation life. (Xinhua/Meng Delong)
Children visit Yangzhou Science and Technology Museum in Yangzhou, east China's Jiangsu Province, July 29, 2018. Children take part in various classes and activities to enrich their summer vacation life. (Xinhua/Meng Delong)
Children throw up their yellow caps at an opening ceremony held in southwest China's Chongqing Municipality, July 25, 2018. Six hundred children from 18 impoverished townships were invited to participate in a series of activities on the themes of patriotism education and science education. (Xinhua/Tang Yi)
Children visit a national defense training center in southwest China's Chongqing, July 25, 2018. Six hundred children from 18 impoverished townships were invited to participate in a series of activities on the themes of patriotism education and science education. (Xinhua/Tang Yi)
Children read a book at a bookstore during the summer vacation in Wuyi County, north China's Hebei Province, July 22, 2018. (Xinhua/Zhu Xudong)
Children are seen at Xiamen Science and Technology Museum in Xiamen, southeast China's Fujian Province, July 22, 2018. (Xinhua/Zeng Demeng)
Zhu Haifeng (1st L) makes a model under the guidance of a volunteer at a community center in Hefei, capital of east China's Anhui Province, July 20, 2018. Children participate in various activities during summer vacation. (Xinhua/Zhang Duan)
Children learn martial arts from a martial art master Shen Yunru (C) in Nanxun District of Huzhou, east China's Zhejiang Province, July 20, 2018. Children participate in various activities during summer vacation. (Xinhua/Huang Zongzhi)