He was summoned to the capital in 828 by Emperor Wenzong (r. 826-840) and awarded the purple robe and the honorific title "Great Worthy" (ta-te; bhadanta).
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He provided doctrinal classifications of the Buddhist teachings, accounting for the apparent disparities in the Buddhist doctrines by categorizing them according to their specific aims.
The Buddhism in Xixia is generally believed to be an amalgamation of Tibetan and Chinese traditions, among which Huayan Chan (tradition of Guifeng Zongmi (Chinese: 圭峰宗密), 780–841, his master Huayan Chengguan) was the most influential.