A student of the Han ethnic group (C) displays works of calligraphy with peers of the Tibetan ethnic group in Nanchang, capital of east China's Jiangxi Province, Sept. 30, 2018. Some 20 students of the Tibetan ethnic group from the No. 17 Middle School celebrated China's National Day with local residents and students. China's National Day falls on Oct. 1.(Xinhua/Hu Chenhuan)