南诏
(?
897年～
909年)
郑买嗣，大长和国建立者，汉人郑回七世孙，郑氏世袭南诏清平官。897年，他指使南诏蒙氏之近臣杨登，杀死南诏皇帝隆舜。902年，隆舜之子舜化贞死后，又杀死舜化贞八个月的儿子及蒙氏亲族800余人，蒙氏南诏灭亡。
郑买嗣建立大长和国，自称皇帝，909年卒，庙号圣祖，谥号圣明文武威德桓皇帝。其子郑仁旻嗣位。
Si Cheng buy large length and country builders, Han Zheng back 7 generation descendant, Cheng Nan Zhao Qingping hereditary official. 897, he ordered the Elegance Nanzhao Montessori Yang Teng, killing Nanzhao Emperor Shun Long. 902 years of Long Chen Shun Shun's son's death, they killed the son of Shun eight months of Chen's relatives and more than 800 Mongolia, Mongolia's Nanzhao perish. Si Cheng buy a Greater length and country, claiming to be emperor, 909 years and death, the posthumous names of patriarchs, posthumous title of Majesty Emperor Huan Chiang Wade. His son Zheng Renmin Siwei.