Dongzhi Festival – Wikipedia

The Dōngzhì Festival or Winter Solstice Festival (Chinese: 冬至; pinyin: Dōngzhì; literally: ‘the extreme of winter’) is one of the most important Chinese and East Asian festivals celebrated by the Chinese, Japanese, and Koreans during the Dongzhi solar term (winter solstice) on or around December 22 (according to East Asia time).. The origins of this festival can be traced back to the …

https://en.wikipedia.org/wiki/Dongzhi_Festival