Introduction to Kaiyan Temple: Kaiyan Temple was built in the third year of Emperor Liang Wu of the Southern Dynasties. It is one of the earliest temples in Tiantai Mountain, 76 years earlier than Guoqing Temple, the ancestral home of the Tiantai Sect of Buddhism, and only later than the ancient temple Wan of the Eastern Jin Dynasty. Nian Temple. During the Cultural Revolution, Kaiyan Temple was completely destroyed. Rebuilt on November 29, 2010.