Yan Su's passionate voice endowed this song with deep feelings and great power, making it a classic to praise the magnificent rivers and mountains of the motherland and the heroism of air force pilots. However, because Mr. Yan Su is mainly a poet, the most popular version is the one sung by Tong Tiexin. This song was originally written in1960s, and it is one of the selections of the music and dance epic "Dongfanghong". Later, it was covered by many singers and was deeply loved by everyone.