Children show Zongzi, a glutinous rice dumpling wrapped in bamboo or reed leaves, to mark the upcoming Dragon Boat Festival in Handan, north China's Hebei Province, June 16, 2015. The Dragon Boat Festival, also known as Duanwu, is celebrated annually on the fifth day of the fifth month of the Chinese lunar calendar, which falls on June 20 this year. (Xinhua/Hu Qinghua)