Introduction to Suocui Building: Beizhaimen is located in the northwest of Tuanshan Village. Because of the clear mountains, green trees, and flowing water, it was named "Suocui Tower". It was built in the 30th year of Guangxu's reign in the Qing Dynasty. The building shape adopts a three-story archway-style single-hole arched door structure, and its eaves and window lattice are more delicately carved. . There are also gun holes on the gatehouse, which serves as the northern defense of Tuanshan residences.