大小单双口诀

简介：I know a little bit that Hetao has been a good horse ranch since ancient times. During the Warring States Period, King Wuling of Zhao expanded northward, entered the Hetao, and established Yunzhong County in the Hetao. During the reign of Emperor Wu of the Han Dynasty, he ordered Wei Qing to regain the Hetao and establish Shuofang, Wuyuan, and Xihe counties. Suzong of the Tang Dynasty also stationed troops in the Hetao, and then quelled the An-Shi Rebellion. Back.