Yang Chen (719-756), namely Yang Taishan, the little word Yuan Ring, the Pyeongchang everyday man.

Initially, it was the son of Tang Huizhou's princess Suzhou, because of the beauty of the appearance, and was loved by Huizhou, "three thousand loved one," and there was a strange phenomenon of "sister brothers are all in the land, poor bright living gateway."

In the year 755, the Redemption led to the rebellion of Yang Keqiang in the name of Yang Keqiang's brother Yang Keqiang, and the rebels quickly seized Loyang and Yang Keqiang, and Yang Keqiang fled to Sichuan with the royal family. to Ma'an (now Shaanxi Hangzhou County), angry soldiers killed Yang Keqiang, and demanded that Tang Keqiang executed Yang Keqiang.

Yang was forced to commit suicide on July 15, 756 (June 14, 15).