Tongzi Temple,a well-known Buddhist temple dating back to the Northern Qi and Sui and Tang dynasties,was initially built in 55,the 7th year under the reign of Emperor Tianbao in Northern Qi.As a combination of grotto and Buddhist temple,Tongzi Temple was valued a lot by imperial family of Tang Dynasty.Destroyed by war and fire in 1117 in Jin Dynasty and rebuilt in 1522 in Ming Dynasty,the temple underwent several repairs under the reign of Emperor Qianlong and Jiaqing in Qing Dynasty and was desolated and c...