making and eating of tangyuan,ancestor worship are the observances in Dongzhi Festival . Cultural is the type(s) Dongzhi Festival festival . Winter solstice (between December 21 and December 23) is when Dongzhi Festival is celebrated . Dongzhi Festival is also called Tang-cheh (冬節),Tōji (冬至),Dongji (동지) . Chinese,Japanese,Koreans observe Dongzhi Festival festival . The frequency of this festival is annual . Dongzhi Festival is related to Winter solstice . The official name of the festival Dongzhi Festival is Dongzhi (冬至) . Because of Marks the winter solstice the festival Dongzhi Festival is observed
Dongzhi Festival is observed by celebrating multiple rituals