Teachers and students from the Institute of Coal Chemistry, under the management of Chinese Academy of Sciences, take part in a dumpling-making competition on Dec 21 at Jingsong community in Taiyuan, to celebrate Winter Solstice Festival. [Photo/sxrb.com]

Senior residents eat dumplings prepared at Haibianjie community in Taiyuan on Dec 20 in celebration of the coming Winter Solstice Festival. The community set up a special canteen for local elderly people who live alone. [Photo/sxrb.com]