What is the origin of the God of Wealth Festival?

The God of Wealth Festival is a festival for the Han and Tu people in China to worship the God of Wealth.

July 22nd is one of the traditional festivals in China. July 22nd is the enlightenment day of Fugui Xingjun. On the fifth day of the first lunar month, commonly known as the five festivals, there are many customs such as sending the poor god and receiving the god of wealth, so the fifth day and July 22 of the first lunar month are the days to worship the god of wealth every year.