Zheng He, born in the fourth year of Hongwu in Ming Dynasty (137 1), is a Ma Hui nationality, with another name. Because teenagers entered the palace as eunuchs and served as officials, there was a saying that "three treasures of eunuchs went to the West" in later generations. After Zhu Yuanzhang died, his grandson Zhu Huo Yuan succeeded to the throne and became the emperor of Wen Jian. Judy, the fourth son of Mao, sent troops to Jingnan in the name of "Jun Qing side". After four years of fighting, he entered the capital, won the throne and changed his name to Yongle.