Introduction to the main entrance: Jiang's ancient house faces south, with mountains on its back and water on its back. Five main buildings are arranged vertically. The first three were built by his brother Jiang Yongfen, and the last two were built by his younger brother Jiang Yongxiang. The main building is 5 rooms wide and 7 columns deep. It has a bucket-shaped wooden structure and is suspended from the top of the mountain. There is a patio in the front, a hall in the middle, and side rooms and lower rooms symmetrically distributed on the left and right.