Li Houqi’s “Essential Analysis of Eight Characters – The Third Episode of Zhixiu Numerology”

Yang Hepeng “Xuanzong’s Eight-Character Suiyun Zhenjue”

He Chuanfeng’s “New Theory of the Eight Characters of the Book of Changes”

He Chuanfeng’s “Eight Characters of the Book of Changes”

Zheng Zhaohuang’s “Eight Characters Passing Salary Lamp”

“Eight Characters Yuan Yuan” by Good Fortune Layman

He Jianzhong’s “General Explanation of the Secrets of the Eight Characters Through the Ages”

Modified version of Zheng Zhaohuang’s “Four-Pillar Salary Lamp” (Sequel to the Eight-Character Salary Lamp)

Wang Qing’s Exploration Gate Numerology Series III: “Exploration Gate’s Eight-Character Secret Method One”

Wu Huaiyun’s “Authentic Yin Yang, Five Elements and Eight Characters Prediction and Prediction-Intermediate Textbook” comes with a word version

Wu Huaiyun’s “Authentic Yin Yang, Five Elements and Eight Characters Prediction and Prediction Advanced Textbook” comes with a word version

Wu Huaiyun’s “Authentic Yin-Yang, Five Elements and Eight-Character Prediction and Prediction Beginner Class Course” comes with a word version

The Northeast God’s eight-character hexagram strip incense method to touch the pulse Yin and Yang house fighting method 6 books

Bai Heming “Eight Characters to Catch and Use God”

Zhang Chengda’s “Searching the Secret Method of “Sending a Substitute” from the Eight Characters” and “Searching the Secret Method of “Sending the Five Ghosts” from the Six Lines” two books

Wang Jihou’s “Searching for the Secret of the Eight Characters-Numerology Preliminary Research Seminar Textbook”

Zhang Shaojin Yifeng “Shao Jin’s Interpretation of the Eight Characters of the Book of Changes”

The first, second and second volumes of Siying Layman’s “Eight Characters Letting Heaven’s Secret”

Layman Si Ying “The Eight Characters and Ten Gods Break the Secret”

Ziping’s eight-character ancient book “New Magazine Merges Official Banyin and Commentary on Yuanhai Ziping” (Song Dynasty) Xu Sheng

Zeng Chaosong “Eight Character Password”

Wei Qianli’s “Eight Characters Summary”

Wu Zhengyi’s Theory of Cause and Effect of the Eight Characters and Ten Gods of Ziping

Li Shunxiang’s “Four Pillars and Eight Diagrams to Change Difficulties”