Abstract: Opera is one of the comprehensive arts, a collection of various forms of artistic expressions, which integrates and absorbs the artistic essence of poetry, music, dance, fine arts, clothing, martial arts, etc., comprehensively reflecting the temperament of Chinese culture and aesthetic tendency. In the era of new media, traditional opera is faced with many challenges as well as opportunities, especially the technical form innovation of film which has an important impact on the inner artistic style and theme expression of traditional opera. The Cantonese opera film The Tale of the White Serpent-Passions makes a beneficial exploration of traditional opera arts from the aspects of the modern transformation of scenery and transition, the strengthening of the tension of opera performance by film moving lens, the effective integration of old stories and new technologies, and the pursuit of the effect of opera film communication. If Chinese opera films want to break through the difficulties and get better development, such a new path must be taken:creative transformation and innovative development.