With the help of online distance education system, teacher Zhang Li (L) has a music class with her students together with another class in Binhai No. 9 Elementary School of Haikou, at Yongxing School in China's southernmost island city Sansha, south China's Hainan Province, June 29, 2017. Since the beginning of the spring semester in 2017, Yongxing School opened its online distance education system, which enabled its students to communicate and learn with peers in Haikou, a city over 400 kilometers away. (Xinhua/Shen Bohan)
