Born in the family of Zhang Yitie, an intangible cultural heritage, his father Li Jiren was the first master of traditional Chinese medicine in China and studied under Zhu Bokun, a master of Yi Studies. 1992 Editor-in-Chief of China's first Book of Changes Dictionary; 1994 edited China's first book of changes application encyclopedia; 1997, initiated the theory of "Yi Dao trunk" and integrated Confucianism, Taoism and Buddhism with "Yi"; 1999 Editor-in-Chief of Yi-ology Culture Series; In 2003, he taught Chinese studies to entrepreneurs for the first time in Peking University, and developed the Management System of Cultivating Mind and Enlightening Wisdom. In 2004, he established the first personal website of Chinese studies, edited the first national planning textbook "Fundamentals of Chinese Medicine Philosophy" and set up the first entrepreneurial Chinese studies training camp; In 2005, the first counseling college was established, which pioneered the "mental management model of Chinese studies" and "five elements of talent identification and employment system"; In 2006, he advocated "keeping in good health by Chinese studies" and founded the "Three Treasures and Five Hearts Keeping in Good Health Method"; In 2008, he edited the first postgraduate textbook "Introduction to Traditional Culture in China" and founded the only mentoring college in China, which was praised as "the first person to cultivate culture in China". Main works: Zhang Qicheng's Zhouyi Series Reader, Zhang Qicheng's Huangdi Neijing Reader, Zhang Qicheng's Laozi Reader, Nourishing Heart and Keeping Healthy, and Knowing People by Five Elements, etc.