According to the ancient calendar, it is ugly to build a child in November of the lunar calendar, that is, the earthly branch is ugly in November, and then the earthly branch is ugly in December. In the following year, the earthly branch is cloudy in January, Wu in February, Chen in March, Si in April, Wu in May, Shen in July, You in August, Xu in September and Hai in October.
The Year of Love and Ugliness is one of the first months of the lunar calendar, such as 190 1, 196 1, 202 1 (60-year cycle), and it has ten heavenly stems, namely, A, B, C, D, E, G, G.
Basic information:
The ancients put them together in the order of Jiazi, Ugly B and Bingyin (that is, the sky turns six times and the earth turns five times, which is just a cycle). Sixty pairs from Jiazi to Guihai are called Jiazi.
The ancient Chinese used these 60 pairs of branches to represent the serial numbers of year, month, day and time, and this is the chronology of branches.