The book "Eight-character Predictive Mind Tactics" is the crystallization of Xuan Qing Da Shi's hard work for many years, his hard work for more than ten years, and the concrete embodiment of his thorough understanding of the mystery. This book is easy to understand, easy to explain and clear, thorough and thorough. The judgment skills of various predictions are well explained and easy to learn, which is a rare good book in the forest of easy learning.