Daoguang is the title of Daoguang Xuanzong (1821-1850) in Qing Dynasty. Xuanzong of the Qing Dynasty (1782- 1850) was named Aisingiorro Mianning, later changed to Aisingiorro Yongning, Manchu. Jiaqing succeeded to the throne after his death. He was the sixth emperor after the Qing Dynasty entered the customs, and he reigned for 28 years.