What does Renzi mean? Renzi explained.

1, the homotopy is one of the main branches, and the order is 49th. The former is Renzi, and the latter is Guichou. On the five elements of yin and yang, the heavenly stems belong to the water of yang, and the earthly branches belong to the water of yang, with a good ratio.

2. The year of Renzi is the 49th year of a cycle in the traditional calendar of China. In the following AD years, if the number of years is divided by more than 60 and 52, or the number of years is subtracted by 3, the remainder of division by 10 is 9, and the remainder of division by 12 is 1. The years from beginning of spring to beginning of spring in the following year were all "years of being a child".