In Nan Song dynasty, Cheng Kuei’s Wen Tze is the first rhetoric book in the Chinese literature history. Cheng Kuei wanted to surpass the imperial examination by this book. The "知味" (zhi wei) is the main idea he had. And then, there were three ways:1.Cheng Kuei believed that language must express the meaning thoroughly. Cheng Kuei showed the ways how to write the articles. 2. Cheng Kuei attached great importance to the 文體 (wen ti) which were not examined in imperial examination. 3. Cheng Kuei believed that we must imitated great articles wisely not mechanically. This is his archaist theories.