Teacher Zhang is the inheritor of Yi-ology culture. According to the inquiry of Daganmen Sinology, Zhang Zhiyuan Ling Ran is an inheritor of Yi-ology culture, an international senior psychological consultant, a master of international relations from Ritsumeikan University, a doctor of Yi-ology from the School of Philosophy of Beijing Normal University, a senior lecturer in the international certification of Chinese as a foreign language in China, a distinguished lecturer in the Sinology Lecture Hall of Confucius Institute overseas, and a cultural trainer in China from the Federation of Chinese Business Enterprises in London. Zhang Zhiyuan and Ling Ran have made great achievements in Yi Li and four-pillar numerology, six hexagrams, Daoism, six Sai Ren, golden formula, geomantic omen, numerology and many other disciplines in Zhouyi, which can be called the pinnacle of geomantic omen and eight-character numerology. And created the curriculum system of "Environmental Code" and "Yijing Fengshui Wealth Life". He has been invited to give lectures in various places for many times and trained a group of Yi-ology enthusiasts. Zhang Zhiyuan Ling Ran knows the importance of Feng Shui to a person. He hopes that students can use their knowledge to help people around them and benefit more people.