There is wood, fire and water, which is enough to make it domineering and meaningful: it was originally a word with fire in the five elements, and there was one for fire and one for wood under the Qin Dynasty; Yellow in the east of Qinghai Province originates from Baohutu Mountain in haiyan county, flows through Huangyuan County and Xining City in the southeast, and flows into the Yellow River and Huangshui River in Xidajiachuan, Lanzhou City, Gansu Province. Out of Jincheng, near the Qiang Great Wall, eastward into the river. -"Shuowen" has the meaning of drainage and convergence, and it is homophonic with the Chinese people's "yellow", "public protection and cutting power" and "Qin Huang", which has far-reaching significance.