Research on the process of Qidan nationality assimilated by Han nationality from the evaluation of Qidan's poetry

Although little of Qidan's poetry remains today,they contain abundant cultural information.The evolutionary process of Qidan's poetry show vividly how Qidan nationality was assimilated by Han nationality.By means of analysing and studying,the dissertation reveals four characters about this assimilatory course:the national custom changed from uncourteous condition to very schoolary;the thinking pattern changed from simplicity and straightforwardness to duality and contradiction;the feeling changed from bluntness and boldness to mildness and exquisiteness;the ideology changed from primitive state to mixed state of various Han's philosophy.