Introduction to King Lu City: The Yingchang Road Site, also known as King Lu City, is located in the west of the protected area, bordering Subur to the west and the Huolai River to the south. It is surrounded by mountains and rivers and has an elegant environment. It has been included in the list It is a key cultural relic protection unit in the autonomous region. This city was the place where Huizong Tuohuan Tiemuer fled from Dadu in the late Yuan Dynasty and died of illness in the second year of his life. Emperor Xuanguang accepted the throne, Shilidala succeeded to the throne in Yingchang, and was called Zhaoyuan in history books. Yingchang Wei was built in the early Ming Dynasty. During Zhu Bei's campaign, Emperor Zhu Zong stationed in Yingchang four times and renamed it Qingping Town. The back city was destroyed by fire.