Studying Xuan Dieu’s love poems in the period of 1932-1945 from the perspective of language - culture, the article will analyze and explain aspects of national cultural identity expressed in thinking and in The linguistic symbol in Xuan Dieu poetry in this period. Through the survey, we found that the abundance and richness of the values of the cultural and spiritual life of the people hidden in Xuan Dieu’s mind were used by poets in the works, and expressed through the system of language symbol elements. It is these factors that have played a decisive role in bringing Xuan Dieu’s poems back to the sense of serving for a national literature, and contributing to his brilliant success on the way to modernize our poetry.