Every year, on March 3rd, they eat artemisinin, a traditional custom in the area south of the Yangtze River. According to the ancient elders, March 3 is the holiday of all the dead. This day, family members ate artemisinin in memory of the dead and wished everyone a long and healthy life, free from evil. The artemisinin is called artemisinin grass, which is herbivorous, known as artemisinin, leaves are green and leaves are subtly white. Upon entering the spring, they shall grow in low-sheltered fields, and when they are taken, they shall be crushed, immersed, immersed in water and dried, then mixed with rice powder, and may be fed into meat, etc., to make a round. Steam can be used, weld can be used, cold food can be hot. The artesian fragrance, which is particularly sweet, is the most endemic food。