The "Book of Changes" is one of the most important classics in ancient China. For more than two thousand years, it has almost always been at the top of the "Six Classics" or the "Thirteen Classics". The interpretation and development of the "Book of Changes" gave rise to hundreds of schools of thought. The "Book of Changes" was formed on the basis of King Wen's Bagua. The decipherment of King Wen's Bagua will directly open the door to traditional culture. Yixue, Shushu, divination, Chinese medicine, acupuncture, Feng Shui, etc. are all applied to Wenwang Bagua.