Tourists play in Beiji village of Mohe county, Northeast China's Heilongjiang province, on Jan 29, 2018. [Photo/Xinhua]

Photo taken on Jan 29, 2018 shows scenery in Beiji village of Mohe county, Northeast China's Heilongjiang province. [Photo/Xinhua]

Photo taken on Jan 27, 2018 shows the night scenery in Beiji village of Mohe county, Northeast China's Heilongjiang province. Beiji village is the northernmost village in China.[Photo/Xinhua]

Tourists play the ice slide in Beiji village of Mohe county, Northeast China's Heilongjiang province. Beiji village is the northernmost village in China.[Photo/Xinhua]

Photo taken on Jan 29, 2018 shows scenery in Beiji village of Mohe county, Northeast China's Heilongjiang province. [Photo/Xinhua]

Photo taken on Jan 27, 2018 shows scenery in Beiji village of Mohe county, Northeast China's Heilongjiang province. [Photo/Xinhua]

Photo taken on Jan 28, 2018 shows scenery in Beiji village of Mohe county, Northeast China's Heilongjiang province. [Photo/Xinhua]

Tourists ride horse sledge in Beiji village of Mohe county, Northeast China's Heilongjiang province. Beiji village is the northernmost village in China.[Photo/Xinhua]

Tourists play in Beiji village of Mohe county, Northeast China's Heilongjiang province. Beiji village is the northernmost village in China.[Photo/Xinhua]

Photo taken on Jan 30, 2018 shows scenery in Beiji village of Mohe county, Northeast China's Heilongjiang province. [Photo/Xinhua]

Photo taken on Jan 29, 2018 shows scenery in Beiji village of Mohe county, Northeast China's Heilongjiang province. [Photo/Xinhua]

Photo taken on Jan 30, 2018 shows scenery in Beiji village of Mohe county, Northeast China's Heilongjiang province. [Photo/Xinhua]

Tourists play in Beiji village of Mohe county, Northeast China's Heilongjiang province. Beiji village is the northernmost village in China.[Photo/Xinhua]

Photo taken on Jan 29, 2018 shows scenery in Beiji village of Mohe county, Northeast China's Heilongjiang province. [Photo/Xinhua]

Photo taken on Jan 28, 2018 shows scenery in Beiji village of Mohe county, Northeast China's Heilongjiang province. Beiji village is the northernmost village in China.[Photo/Xinhua]