Students, their teachers and parents make dumplings together to celebrate the upcoming Winter Solstice festival at Liuqi Elementary School in Fuyang City, east China's Anhui Province, Dec. 21, 2017. Winter Solstice, the shortest day of the year, falls on Dec. 22 this year. In Chinese culture, it marks the beginning of deep winter and a break from farming in traditional agricultural society. It is also a time for family gatherings. (Xinhua/Wang Biao)