You Tianlong, son of You Hanqing, a soldier of the Chinese army who fought in the Anti-Japanese War, clean the cemetery for anti-Japanese martyrs in Longtan Town of Gao'an City, east China's Jiangxi province, April 1, 2015. A group of descendants of Anti-Japanese War heroes gathered at the cemetery for commemoration as the Qingming Festival, or the Tomb-Sweeping Day, draws near. (Photo: Xinhua/Zhou Mi)
