Photo taken on Oct. 30, 2019 shows the rime scenery at the Huma section of the Heilongjiang River in northeast China's Heilongjiang Province. (Photo by Zhou Changping/Xinhua)

Photo taken on Oct. 30, 2019 shows the rime scenery at the Huma section of the Heilongjiang River in northeast China's Heilongjiang Province. (Photo by Zhou Changping/Xinhua)

Photo taken on Oct. 30, 2019 shows the rime scenery at the Huma section of the Heilongjiang River in northeast China's Heilongjiang Province. (Photo by Zhou Changping/Xinhua)

Photo taken on Oct. 30, 2019 shows the rime scenery at the Huma section of the Heilongjiang River in northeast China's Heilongjiang Province. (Photo by Zhou Changping/Xinhua)

Photo taken on Oct. 30, 2019 shows the rime scenery at the Huma section of the Heilongjiang River in northeast China's Heilongjiang Province. (Photo by Zhou Changping/Xinhua)

Photo taken on Oct. 30, 2019 shows the rime scenery at the Huma section of the Heilongjiang River in northeast China's Heilongjiang Province. (Photo by Zhou Changping/Xinhua)

Photo taken on Oct. 30, 2019 shows the rime scenery at the Huma section of the Heilongjiang River in northeast China's Heilongjiang Province. (Photo by Zhou Changping/Xinhua)

Photo taken on Oct. 30, 2019 shows the rime scenery at the Huma section of the Heilongjiang River in northeast China's Heilongjiang Province. (Photo by Zhou Changping/Xinhua)