1, Liu Che, Emperor of the Western Han Dynasty (140- 135)
Emperor Wu of the Han Dynasty ascended the throne, and changed every six years. There is no name at the beginning, only one or two notes. In the twenty-third year of his accession to the throne, a courtier suggested naming each yuan, so he chased the former yuan and one yuan was Jianyuan.
"Zi Tongzhi Jian, Volume XIX Han Ji Xi" also said:' Yuan should respect the sky, not count one or two, one yuan should be built, two yuan should be built with a long star, and today yuan should be called hunting clouds to the corner of the beast. " "
2. Sixteen countries in Liu Cong (315-316).
Book of Jin Second Liu Conglu102: "Cong, with his new ancestral temple, granted amnesty to the territory and changed the year to build the Yuan Dynasty."
3. Sima Yue (343-344), Emperor Kang of the Eastern Jin Dynasty.
The institutional appellation of Book of Jin, Volume VII and Volume VII of Kandiji revived China and Korea, because it was renamed Jianyuan.
4. Fu Jian (365-385) of the Qin Dynasty before the Sixteen Countries.
"Thirteen Records of Fu Jian in the 102nd year of the Jin Book" "Xingning was established for three years, and it was rebuilt in Yuan Dynasty."
5. Xiao Daocheng (479-482), Emperor of Qi in Southern Dynasties.
"Nanqi Shu Er Nian Pu Er Di Nian Pu" changed three years to the first year of Jianyuan.