The maturity of ancient Chinese drama was marked by the rise and development of Yuan drama. Yuan opera was the pinnacle of ancient Chinese opera art and also an important milestone in the development of traditional Chinese opera art. It originated in the Yuan Dynasty, developed in the Ming Dynasty, and flourished in the Qing Dynasty. It was one of the important schools in the history of Chinese opera. The main characteristics of the Yuan Dynasty's Zaju included the rigorous structure of the script, the easy to understand language, the beautiful music, the exquisite performance, and the rich plot. It used a conversational performance form, and the actors used dialogue to express the character's personality and plot development, which had a distinct oral feature. In addition, the forms of Yuan opera were also very rich, including southern opera, northern opera and Kunqu opera, each of which had its own unique performance style and musical characteristics. The achievements and influence of the Yuan Dynasty opera were not only unique in Chinese history, but also had a profound impact on the development of the world's opera art. It not only provides an important cultural heritage for traditional Chinese opera art, but also becomes a treasure in the world's cultural and artistic treasure house.