"Ancient" is nine, here refers to twenty-nine, "sudden" that is, the sudden, is a kind of noodle. The Tibetan twelfth lunar month ate twenty-nine to eat the old to show the old welcome. There are stones, peppers, wool, charcoal and coins in the group, which represent "hard heart", "knife mouth", "heart soft", "black heart", "big money". Those who ate these things should spit them out immediately, causing everyone to laugh and add a festive atmosphere to New Year's Eve.