The main classics of Xuanzang's translation are: 600 volumes of Mahayana Sutra, 100 volumes of yogi's land theory, 200 volumes of Great Bodhisattva theory, the theory of giving up everything, the theory of enlightenment, the theory of taking Mahayana and so on. What I learned in India spread to China. The teacher criticized Kumarajiva and other ancient translators for believing in literal translation based on the principle of "expressing meaning" and advocating a new rule of faithfully translating classics word by word. Translators of later generations regard Xuanzang's rule as French, and the translations before Xuanzang are called old versions, while the translations after Xuanzang are called new versions. The Records of the Western Regions of Datang, with a total volume of 12, contains the history, geography, religion, myths and legends, customs and habits of the western regions, India, Ceylon and other 38 countries, with 1 10 countries as practitioners and 28 countries as hearsays. This book is of great value in the history of Buddhism, the history, geography, culture of ancient western regions, India, Central Asia and South Asia, and even the historical materials of communication between China and the West, so it is highly valued by European, American and Japanese scholars. In the first year of Linde (664), he died on February 5th and lived for sixty-three years (sixty-five, sixty-nine). After the teacher observed silence, Emperor Gaozong mourned for more than three days. Pursuing the title of' Daquan Jue'. The tower was built in Beiyuan, Fan Chuan.