The relationship between eight characters and ding

E is positive soil, Xu is positive soil, and it is a fire warehouse. On the surface, it is comparable. But there are Xin (Yin) gold, Ding (Yin) fire and Wu (Yang) earth in the cave. Separately, Jin Xin was the wounded official of Tiangan Wutu, Ding Huo was the vassal of Tiangan Wutu, and Wutu and Tiangan Wutu were equal. The twelfth birthday is also the tomb of heaven and earth. Of the eight words, the Reform Movement of 1898 has so many obscure meanings, but we can only draw a conclusion by looking at the specific good and bad luck and the other six words.