The Soul of Ethnic Music: The Mongolian Ethnic Song "Hongyan" as an Example

In the era of new media, Chinese film music presents a diversified development situation, and in Chinese film music, the element of ethnic music is an important part that cannot be ignored, and it has an important influence on the development of Chinese film music. The article mainly starts from the content and role of film music, specifically analyses the application of folk music in Chinese film music, and explores the three major elements of folk music, namely, musical instruments, folk songs and operas, and at the same time, takes the Mongolian song "The Wild Geese" as an example, and focuses on the analysis of the application of the elements of folk songs in Chinese film music.