Zhizheng

Zhizheng (1341–1370) was the third era name (nianhao) of Toghon Temür, Emperor Shun of Yuan (reigned 1333–1370), and was also the Yuan dynasty's final era name. It was used for a total of 30 years. On 23 May 1370 (Zhizheng 30, 28th day of the 4th month), Biligtü Khan, Emperor Zhaozong of Yuan ascended the throne and continued to use it.

Change of era

 * 18 January 1341 Zhiyuan 7, 1st day of 1st month (至元七年一月一日): There was an edict to change the era to Zhizheng.
 * 23 May 1370 Zhizheng 30, 28th day of the 4th month (至正三十年四月二十八日): Emperor Huizong died, and Emperor Zhaozong ascended the throne. In May, change the next year to Xuanguang 1 (宣光元年, "the first year of Xuanguang").