- The tenth day is believed to be the birthday of the Stone Deity, which played a very important role in agricultural society of ancient China. People will burn incense and candles for the stones and offer pancakes to the Stone Deity.
- On this day, people are forbidden to move any stone or stone objects e.g. stone mill and grinding stone, they are also not allowed to dig for rocks and rocks to build houses with. People believe that if they move rocks on this day, bad things will happen to the crops and will affect the harvest for the year.