1, Ma Zhichuan has three books, namely The Mystery of Feng Shui in Kong Xuan, Five Hundred Questions about Feng Shui in Kong Xuan, and Six Practical Techniques.
2. The most famous book is Five Hundred Questions about Feng Shui in Kong Xuan, which contains Kong Xuan's knowledge, answers, analyzes and explains the theory and practice of Feng Shui in Kong Xuan.