Sun Lei, the founder of the Book of Changes, a famous Feng Shui master and a direct descendant of the seventy-third generation of Guigu School, has been studying the Book of Changes and Feng Shui of Guigu School since childhood. He is one of the few masters of Chinese studies in China, such as the Book of Changes, Feng Shui, Yin Zhai Feng Shui, Mei Hua Yi Shu, Ma Shen Yi Xiang and Qimen Dunjia. At present, he is the general consultant of Yijing Feng Shui in many listed companies and government units such as Universal Group, China Yishan Group, China Post Group, Dongguitang Group and Beijing Financial Chamber of Commerce. In Beijing, Shanghai, Shenzhen, Jinan and other places for major enterprises and government units to predict the layout and number of Feng Shui skills, and in this field to conduct public lectures and professional training in Chinese studies. While predicting the theory of geomantic omen and mathematics, Sun Lei also devoted himself to innovative research in various disciplines. On the basis of inheriting traditional Chinese studies, the Book of Changes, a sixty-four hexagrams, combined with the characteristics of modern politics, economy and culture, combined with Shu Shu theory and the application of geomantic omen, made up for the inaccuracy and fuzziness of previous predictions and geomantic omen, established a new point, line and surface system, and made the application and development of traditional Chinese studies enter a new stage.