Fazang 法蔵 (643–712) was one highly adept in Chinese Huayan exegesis, and his most important work is the Huayan wujiao zhang 華厳五教章.
This article analyzes the theory of the Pure Land in this Huayan wujiao zhang. The most essential parts are as follows:
From the Lesser Vehicle (xiaosheng 小乗) in the Final Teaching (zhongjiao 終教), there is an expansion of the category of the Pure Land. The Sudden Teaching (dunjiao 頓教) professes itself to be inexpressibility of the Pure Land. With regard to doctrine, the Pure Land of the Identical Teaching (tongjiao 同教) is homologous to the Pure Land of the Special Teaching (biejiao 別教). On the other hand, the Special Teaching shows an aspect of various kinds of the Pure Land. As a final consideration, in the Pure Land of the Special Teaching of the Unique Vehicle (yisheng 一乗), one is immediately all (yiji-yiqie 一即一切).