1, because the pig's knuckles symbolizes the hand of wealth, do everything will be smooth, hand of wealth, do everything will be rich hand.

2, New Year's Eve, the last night of the end of the year. The last day of the end of the year known as the "year in addition", meaning that the old year to this year in addition, another new year. In addition, that is, the removal of the meaning; Xi, refers to the night. "New Year's Eve" is the year in addition to the meaning of the night, also known as New Year's Eve, New Year's Eve, New Year's Eve, etc., when the end of the year's last night. New Year's Eve is the day to get rid of the old and bring in the new, have a family reunion, and pay tribute to ancestors, and the Ching Ming Festival, the half of the seventh month, and the Chung Yeung Festival are the traditional festivals of ancestor worship in Chinese folklore. New Year's Eve, in the hearts of the people is of special significance, the end of the year the most important day, drifting even farther away from the wanderer is to rush home to reunite with their families, in the sound of firecrackers in the resignation of the old year, fireworks in the sky to welcome the new year.