Chinese Lantern Festival Chinese uses 2 kind of calendars: Western calendar and traditional Chinese calendar, both is very important to Chinese. Chinese celebrate festivals of the two calendars. The most important festival for Chinese is Chinese new year, it's Jan 1st of the lunar calendar, the festival will last till Jan 15th. Jan 15th of traditional Chinese calendar is Lantern Festival, the lanterns are hung in park or on street, many people go outside to enjoy the beautiful lanterns and take participate in the interesting games which be held in the festival. Some Chinese families will put the lanterns outside of their door or windows to decorate their home and make it looks like more happy.