However, some people say that the calculations of these people in Xue Jiawan Village are not accurate, but they can be counted as things of the past, not things of the future.

Fortune-telling refers to the act of speculating people's fate, which belongs to the category of metaphysics. The academic research of fortune telling is called Yi Xue, also known as numerology. The core of the theory is Yin and Yang, Five Elements, heavenly stems and earthly branches and Fuxi Eight Diagrams, and the theoretical system is complex and profound. In a narrow sense, fortune telling refers to the calculation and prediction of birth date (four-column eight-character and six-column prediction); Fortune-telling in a broad sense includes counting and fortune telling. Fortune-telling is a common name. The academic title is prediction, and the study of fortune-telling is called Yi Xue, also called Shu Shu. The core of this theory is heavenly stems and earthly branches's Yin-Yang, Five Elements and Eight Diagrams Yijing, and its theoretical system is complex and profound. Fortune-telling in a narrow sense is a prediction of the date of birth.