The Grand Mirror Guandi Temple is a Guandi Temple built on the ancient city wall, named Dajie. It has a history of more than 400 years. After renovation, it has developed into one of the main Taoist concepts of Taoism "Zhengyi School" in Shanghai. Guandi Temple is located between Xiaolobster Street and Baiyun Guan on Shouning Road, Shanghai. It is now 259 Dajie Road. At the beginning, Guandi Temple was situated high in the city building, Xiaojianping Bridge under the city, willow green and peach red, and ladies like clouds. It was praised as one of the "Eight Sceneries of Shanghai and Binhai". It is now a cultural relic protection unit in Shanghai.