This article is aim to explore the life history of Master Hsu-Yun and his views about Zen. Master Hsu-Yun has a great contribution to modern Chinese Buddhism. He succeed five Zen sections and developed Zen in his entrire life. This article intends to make a summary from the contribution of Master Hsu-Yun, and further expand of his Zen ideology. The content of his Zen thought system is mainly a unique method of "Kan hua Zen". A way to see the rising of the very first thought. I will explore this "Kan hua Zen" method from four aspects: recognizing the subjet and the object, understanding the thought and the first thought, the doubts, and discussing the four stages of examining the process. What is the key point of the method? At the end of this thesis, I further summarize the ideas and methods of Master Hsu-Yun’s veiw points of combination practice of Zen and Prue Land. The precious wisdom of Master Hsu-Yun is not only profoundly thought-provoking and inspiring for future generations, but also has great reference value and practical significance.