Volunteers serve bowls of Laba porridge for the sanitation workers at Qian'an City, north China's Hebei Province, on the Laba Festival on Jan. 24, 2018. The Laba Festival, literally the eighth day of the 12th lunar month, is considered a prelude to the Spring Festival, or Chinese Lunar New Year, which falls on Feb. 16 this year. (Xinhua/Chen Ru)