Illustration of the Twelve Meridians
The ancients divided a day and night (24 hours) into twelve time periods, each lasting 2 hours, represented by the twelve Earthly Branches (Zi, Chou, Yin, Mao, Chen, Si, Wu, Wei, Shen, You, Xu, Hai). The time from 11 PM to 1 AM is called Zi time, from 1 AM to 3 AM is Chou … Read more