Abstract: Divided by Song Shenxi Event which was happened in the fifth Dahe year (AD 831), the Imperial Academician groups before and after the event have different characteristics during the period of Dahe, also, the Imperial Academician group during the period of Dahe is different from the Imperial Academician group during the period of Kaicheng, with the boundary line of Sweet Dew Incident which was happened in the ninth Dahe year (AD 835). The Imperial Academicians under Emperor Wenzong of Tang Dynasty had made different political choices which caused complicated mood. Although the Imperial Academicians were the Emperor’s close courtiers, they had to take the position of Government Officials or even Prime Minister if they wanted to extend their influence on politics, given the fact that Prime Minister and eunuchs were the political power holder during the reign of Emperor Wenzong of Tang Dynasty.