Yunhelou was originally named Anfeng Building, commonly known as Bell and Drum Tower, built in Ming Zhengde nine years (1514), Qing Kangxi 54, Guangxu 27 after the second reconstruction of the name Yunhelou. The building is north to south, with a wide surface 16.7 meters, a deep 14.2 meters, and a high 18.6 meters. It is a wooden structure with a bucket and a beam. It is a triple-double-shade mountain top, and the dough arch under the armpit is painted. The bottom floor is a cross-street door. The cave door is reserved for the Qing Dynasty literati. Heqing County Government carried out maintenance in 1981 and 1999.