Introduction to the stone archway: Built in the 43rd year of Kangxi (1704), the archway has four pillars and three floors. There are clamping stones on both sides of the pillars, and two dragons playing with beads are carved on the lower beam. The upper flower square, the middle beam and the fixed square are all decorated with auspicious patterns and high relief. Plaques and calligraphy plates are placed between each fence. The main building is inscribed with "Zongzai Zongxian", and the side buildings are inscribed with "Yimen Yanze" and "Fifth Generation Chengen". The official position and fame of the Chen family are engraved on the An plate.