Students make Zongzi, a traditional Chinese food made of glutinous rice wrapped in bamboo leaves, under guidance of a teacher at an experimental school in Chengtou Town of Zaozhuang City, east China's Shandong Province, June 5, 2019. People across the country make various kinds of Zongzi to celebrate the upcoming Dragon Boat Festival, which falls on June 7 this year. (Xinhua/Li Zongxian)