Editing Taiyuan (section)

===Qin dynasty===
In 248 BC, the [[Qin (state)|state of Qin]] attacked Zhao under General [[:zh:蒙骜|Meng'ao]], and obtained the area around Jinyang from Zhao. Qin set up the [[Taiyuan Commandery|Commandery of Taiyuan]] ({{lang-zh|labels=no|c=太原郡}}), with the city of Jinyang as its administrative center. Although, the name ''Taiyuan'' had appeared in historic records before, potentially referring to different regions in nowadays southern and central [[Shanxi]], this was the first time ''Taiyuan'' was officially used to refer to present-day Taiyuan.<ref name="先秦史籍中的太原"/>

Between 229 and 228 BC, Qin General [[Li Xin (Qin)|Li Xin]] lead two armies that marched from the cities of Taiyuan and Yunzhong to attack Zhao's northern commandery of Dai. Three months after General [[Li Mu]]'s death; Wang Jian, Li Xin & Qiang Lei conquered Zhao.{{citation needed|date=August 2024}}

In 221 BC, [[Qin dynasty|Qin]] conquered the rest of China, and officially started the first imperial dynasty of China. Qin established thirty-six [[Commandery (China)|commanderies]] on its territory, and Taiyuan was one of them. Also, the capital of commandery of Taiyuan was Jinyang.<ref name="taiyuan.gov.cn">{{cite web |url=http://www.taiyuan.gov.cn/zjtyzt/201175.jhtml |script-title=zh:历史沿革 |author=Government of Taiyuan |language=zh-hans |access-date=26 August 2015 |archive-url=https://web.archive.org/web/20150924112901/http://www.taiyuan.gov.cn/zjtyzt/201175.jhtml |archive-date=24 September 2015 |url-status=dead  }}</ref>