A Probe into CHENG Xuan-ying s Thought of Yi-ology in His Annotations to Zhuangzi;

Dissertation on CHENG Xuan-ying s Understanding of ZHUANG Zi s"Xin-jing;

Cheng Xuanying’s Research On “Exploring Thoroughly the Logos And the Intrinsic Character to Get the Natural Regulations”;

Cheng Xuanying s thought of double mysteries of Daoism;

On the Taoism in Cheng Xuanying s Theory of "Abstruse Metap hysics;

This text thinks that the connotation of "duplicate metaphysics" is, not only eliminating the existence and nothing, but also eliminating the elimination.

With respect to "Dao De Zhen jing Guang sheng yi" representing Du Guangting s Taoism philosophy and the Taoist theoretical level, the thesis is intended to study Du Guangting s great aspiration to summarize duplicate metaphysics, his academic method and objective.

A Preliminary Study of Du Guangting s Thinking of Chongxuanxue;

Cheng Xuanying, the theoretical representative of Chongxuanxue, explored deeply the doctrine and constructed the spiritual creation as the unity of both the positive and the negative method, which has now the key and colorful part of the Chongxuanxue.

Haikongzhizangjing (the full name is Taishangyichenghaikongzhizangjing ) is an important volume of Chongxuanxue of Taoism in the early period of Tang Dynasty.