Volunteers make zongzi, a pyramid-shaped dumpling made of glutinous rice wrapped in bamboo or reed leaves, for the elderly persons of no family to celebrate the Duanwu Festival at a community in Zhenjiang City, east China's Jiangsu Province, June 11, 2018. (Xinhua/Shi Yucheng)

Pupils make zongzi, a pyramid-shaped dumpling made of glutinous rice wrapped in bamboo or reed leaves, under the direction of volunteers to celebrate the Duanwu Festival at Qianhe Primary School in Sidui Town in Guanyun County, east China's Jiangsu Province, June 11, 2018. (Xinhua/Wu Chenguang)

People attend a dragon boat competition to celebrate the Duanwu Festival in Wuhe County, east China's Anhui Province, June 10, 2018. (Xinhua/Zhou Jiandao)