Traditional Chinese opera is the main form of entertainment for China people. /kloc-From the second half of 0/9th century to the beginning of 20th century, the scientific and technological revolution was surging, and opera was the most important form of entertainment for China people, and its famous actors were sought after by people like today's popular stars. Recording the images and sounds of traditional Chinese opera is also a passion brought by the scientific and technological revolution. Dingjun Mountain, known as "China's first film", filmed a fragment of Tan Xinpei, a Beijing opera master, performing his masterpiece. This is not a historical coincidence, but a true reflection of social enthusiasm at that time.