Nine Emperor Gods Festival started from 1 dinner to up 9 night the month 9 according to the Chinese calendar every year. The origin of the festival as a ritual to worship the Buddha in the past tense 7 him and the Bodhisattva again 2 him. The purpose of vegetarianism Eating for health and eat with mercy. Vegetarianism is that we do not eat meat. , refrain from eating vegetables with pungent smell, do not eat alcohol.