Introduction to the main hall: The main hall of Chen Taiwei Palace was built in the Song Dynasty. The platform base is 1.2 meters high, the width is 15.5 meters, the depth is 25.43 meters, the area is 394.17 square meters, and there are 28 columns. In the middle sit the two-meter-tall Yingxian Houwang and his wife, who are the ancestors of Chen Taiwei and both belong to the family of Caowan Juren in the middle house.