The concrete method of nail connection method

Commonly known as the method of divination, it was created by Fang Jing in the Han Dynasty. The so-called Najia is based on the sixty-four hexagrams, corresponding to the six hexagrams with the ground branches, and breaking the hexagrams according to the five elements. Nailing method is the most operable and objective. Now the so-called "Zhouyi" and "Prediction" all use the Na-jia method. Najia method does not use the hexagrams in Zhouyi.