Abstract: The ground lamp is a unique dance folk drama in the Xinyang area,and its melody part is called the lamp song.This article carries on the analysis from the longitudinal angle to lamp song this folk music,investigates how the lamp song develop into both the lyricism,the dance,and the narrative,but also has the drama characteristic of complex lamp song form by utilizing the art medium such as lining sentence,the percussion instrument,the sounds of people to back up,the stamp the sentence and snatch the sentence.The article also combs its structure and the shape changing rule,then demonstrated the trail of the lamp song,inquires about the origin status of lamp song which is the development of flower drum lamp music in the south of Henan province.