4.5 What festival?

Tomb-Sweeping Day, also known as outing festival, outing festival, March festival, ancestor worship festival, etc. It was celebrated at the turn of mid-spring and late spring. Tomb-Sweeping Day, which originated from the ancestor belief of early human beings, is the biggest ancestor worship festival of the Chinese nation. Tomb-Sweeping Day has both natural and humanistic connotations. It is both a natural solar term and a traditional festival. Grave-sweeping and hiking are two major themes of Tomb-Sweeping Day, which have been passed down in China since ancient times and have never stopped.