Workers make ice sculptures at the China-Russia border tourist area in Manzhouli, north China's Inner Mongolia Autonomous Region, Dec. 9, 2019, in preparation for the China-Russia-Mongolia ice snow festival and to welcome the new year. (Xinhua/Xu Qin)

Workers make ice sculptures at the China-Russia border tourist area in Manzhouli, north China's Inner Mongolia Autonomous Region, Dec. 9, 2019, in preparation for the China-Russia-Mongolia ice snow festival and to welcome the new year. (Xinhua/Xu Qin)

Workers make ice sculptures at the China-Russia border tourist area in Manzhouli, north China's Inner Mongolia Autonomous Region, Dec. 9, 2019, in preparation for the China-Russia-Mongolia ice snow festival and to welcome the new year. (Xinhua/Xu Qin)

Workers make ice sculptures at the China-Russia border tourist area in Manzhouli, north China's Inner Mongolia Autonomous Region, Dec. 9, 2019, in preparation for the China-Russia-Mongolia ice snow festival and to welcome the new year. (Xinhua/Xu Qin)

Workers make ice sculptures at the China-Russia border tourist area in Manzhouli, north China's Inner Mongolia Autonomous Region, Dec. 9, 2019, in preparation for the China-Russia-Mongolia ice snow festival and to welcome the new year. (Xinhua/Xu Qin)

Workers make ice sculptures at the China-Russia border tourist area in Manzhouli, north China's Inner Mongolia Autonomous Region, Dec. 9, 2019, in preparation for the China-Russia-Mongolia ice snow festival and to welcome the new year. (Xinhua/Xu Qin)

Workers make ice sculptures at the China-Russia border tourist area in Manzhouli, north China's Inner Mongolia Autonomous Region, Dec. 9, 2019, in preparation for the China-Russia-Mongolia ice snow festival and to welcome the new year. (Xinhua/Xu Qin)