Anyone who has some basic concepts of geomantic omen knows that the word "geomantic omen" first appeared in the book "Funeral Classics": "Buried people benefit from qi. ..... together with the wind and scattered, boundary water. The ancients gathered to make it stick and stop it, so it was called Feng Shui. 」; However, from ancient times to the present, there are various other names in the development of geomantic omen, such as geography, yin and yang, mending lent, xiangzhai, Xiangtu, Tuzhai, Xingfa, Qingnang, Kate, Jade Bird and Kanyu, all of which refer to the knowledge of geomantic omen. Today, the name of geomantic omen has been widely circulated among the people, and the title of Kanyu seems to be more recognized in academic circles. No matter what the name of geomantic omen is, in terms of its actual connotation and significance, it should be defined as: "all the behaviors that human beings do for their living environment can be described;" "Including the evaluation, analysis, calculation, planning, selection and treatment of the living environment. Feng Shui master is a profession with Feng Shui knowledge and entrusted by people to evaluate, analyze, calculate, plan, choose and deal with the situation of Feng Shui.