The song "The Sun Comes Out" in the large-scale opera "The White-Haired Girl" expresses the earth-shaking changes of the working people in the old and new societies. The old society turns people into ghosts, and the new society turns ghosts into people. .

"The White-Haired Girl" is a landmark work in the history of Chinese opera. It marks that Chinese opera has finally found its own unique development path and formed its own distinctive aesthetic character.

"The White-Haired Girl" promoted the enthusiasm of literary and artistic workers in Yan'an and other liberated areas for the creation of new operas. During the War of Liberation, "The White-Haired Girl" promoted the creation of new operas in Yan'an, Northeast, Northwest and other liberated areas. In the form and technique of music creation.

"The White-Haired Girl" creatively draws on some traditional forms and experiences of modern foreign operas, such as the use of dominant themes and the use of harmony, polyphony, chorus, accompaniment, chorus and orchestra, etc. It enriches the expressive power of opera music and makes a bold and effective attempt for the development of new Chinese opera.