Cao Zukang (1st L, front), 83, participates in celebrations of Chongyang Festival in Xijiao Village of Xingtian Township of Wuyishan City, southeast China's Fujian Province, Oct. 7, 2019. A series of events were held on Monday to celebrate Chongyang Festival, which falls on the ninth day of the ninth Chinese lunar month, a day to pay respect to seniors in China. [Photo/Xinhua]