Abstract: Chinese culture attaches importance to “harmony” and “integration”.In stylistics,harmony and integration are mainly manifested in the style of harmony.The highest form of harmonious style is Dacheng Style.Dacheng Style is the result of random,harmonious and integration of all styles.Dacheng is “perfect”.Du Fu is called “JiDaCheng”,which was mainly reflected in the style of writing.The degree of “integration” of Du Fus writing was also different in different styles.Du Fus poems can be described as “JiDaCheng”;Du Fus fu can be described as “JiZhongCheng”;Du Wens article can be described as “JiXiaoCheng”.The general direction of “integration”of Du Fus style writing is right,but “JiXiaoCheng” and “JiZhongCheng” still need to be upgraded to the state of “JiDaCheng”.

Key words: Du Fu, stylistic writing, integration, JiDaCheng, JiZhongCheng, JiXiaoCheng