Is there any connection between ballet performance and teaching among Russian expatriates during the Republic of China?

Related. During the Republic of China, with the influx of Russian immigrants, Russian ballet performances and teaching were gradually introduced to China. Some Russian ballet performance and teaching institutions were established in China, which trained the first batch of ballet talents in China. In addition, during the Republic of China, During this period, some Russian teachers and dancers served as teachers and actors in Chinese ballet companies. They not only taught ballet techniques and performance skills, but also contributed to the development of Chinese ballet, so they are related.