Dacien Temple, a famous Buddhist monastery, is one of the four major translation sites in Chang'an in Tang Dynasty. It is also the ancestral court of the Chinese Buddhist Fa Xiangzhong (Fa Xiangzong), which has lasted for more than 1350 years. Dacien Temple was founded in the 22nd year of Emperor Taizong's Zhenguan (648 A.D.). It was built by Prince Li Zhi of the 22nd year of Emperor Zhenguan (648 A.D.) in memory of his mother, Queen Wende. Dacien Temple is the most famous and magnificent Buddhist temple in Chang'an City of Tang Dynasty. It was built by Royal decrees of Tang Dynasty. Tang Sanzang (Xuanzang), who once presided over Temple affairs here, took charge of the translation of Buddhist sutras and founded one of the Chinese Buddhist sects (Fa Xiangzong). The Big Wild Goose Pagoda in the temple was built by him. Therefore, the Dacien Temple has a very prominent position in the history of Chinese Buddhism, and has been attached great importance at home and abroad.