There is a small street east of Lingxian Government Road. There is a quaint wooden door-Krypton Gate on the north side of the street. Krypton Gate is actually the gate of the ancient Confucian Temple in Lingxian County. The teacher's further education school on the north side is the former site of the Confucian Temple. Comet is the ancient so-called "Wenxing", the old temple school did not distinguish, county school and Confucian temple is one, so take the name of comet, indicating that the literati bachelor's school is here. Almost all temple schools in the Ming and Qing Dynasties have comet doors.