Actresses practice at the rink of the Heilongjiang Acrobatics Troupe in Harbin, northeast China's Heilongjiang Province, on Nov. 14, 2019. The troupe was established in the 1970s as a subsidiary of local government, and was transformed into an enterprise in 2012. Once suffering from lack of artists, performances and financial resource, the troupe has now revived with its innovative ice shows, which combine acrobatics with figure skating, dancing and magic. (Photo by Xie Jianfei/Xinhua)

Actors practice at the rink of the Heilongjiang Acrobatics Troupe in Harbin, northeast China's Heilongjiang Province, on Nov. 14, 2019. The troupe was established in the 1970s as a subsidiary of local government, and was transformed into an enterprise in 2012. Once suffering from lack of artists, performances and financial resource, the troupe has now revived with its innovative ice shows, which combine acrobatics with figure skating, dancing and magic. (Photo by Xie Jianfei/Xinhua)

An actor practices at the rink of the Heilongjiang Acrobatics Troupe in Harbin, northeast China's Heilongjiang Province, on Nov. 20, 2019. The troupe was established in the 1970s as a subsidiary of local government, and was transformed into an enterprise in 2012. Once suffering from lack of artists, performances and financial resource, the troupe has now revived with its innovative ice shows, which combine acrobatics with figure skating, dancing and magic. (Photo by Xie Jianfei/Xinhua)

An actor practices at the rink of the Heilongjiang Acrobatics Troupe in Harbin, northeast China's Heilongjiang Province, on Nov. 15, 2019. The troupe was established in the 1970s as a subsidiary of local government, and was transformed into an enterprise in 2012. Once suffering from lack of artists, performances and financial resource, the troupe has now revived with its innovative ice shows, which combine acrobatics with figure skating, dancing and magic. (Photo by Xie Jianfei/Xinhua)

Xue Jinsheng, head of the Heilongjiang Acrobatics Troupe, watches actors' training in Harbin, northeast China's Heilongjiang Province, on Nov. 20, 2019. The troupe was established in the 1970s as a subsidiary of local government, and was transformed into an enterprise in 2012. Once suffering from lack of artists, performances and financial resource, the troupe has now revived with its innovative ice shows, which combine acrobatics with figure skating, dancing and magic. (Photo by Xie Jianfei/Xinhua)

An actress trains at Heilongjiang Acrobatics Troupe in Harbin, northeast China's Heilongjiang Province, on Nov. 15, 2019. The troupe was established in the 1970s as a subsidiary of local government, and was transformed into an enterprise in 2012. Once suffering from lack of artists, performances and financial resource, the troupe has now revived with its innovative ice shows, which combine acrobatics with figure skating, dancing and magic. (Photo by Xie Jianfei/Xinhua)

An actor takes a break during training at the rink of the Heilongjiang Acrobatics Troupe in Harbin, northeast China's Heilongjiang Province, on Nov. 20, 2019. The troupe was established in the 1970s as a subsidiary of local government, and was transformed into an enterprise in 2012. Once suffering from lack of artists, performances and financial resource, the troupe has now revived with its innovative ice shows, which combine acrobatics with figure skating, dancing and magic. (Photo by Xie Jianfei/Xinhua)

Actresses practice at the rink of the Heilongjiang Acrobatics Troupe in Harbin, northeast China's Heilongjiang Province, on Nov. 20, 2019. The troupe was established in the 1970s as a subsidiary of local government, and was transformed into an enterprise in 2012. Once suffering from lack of artists, performances and financial resource, the troupe has now revived with its innovative ice shows, which combine acrobatics with figure skating, dancing and magic. (Photo by Xie Jianfei/Xinhua)

Actresses practice at the rink of the Heilongjiang Acrobatics Troupe in Harbin, northeast China's Heilongjiang Province, on Nov. 15, 2019. The troupe was established in the 1970s as a subsidiary of local government, and was transformed into an enterprise in 2012. Once suffering from lack of artists, performances and financial resource, the troupe has now revived with its innovative ice shows, which combine acrobatics with figure skating, dancing and magic. (Photo by Xie Jianfei/Xinhua)