(WANG SONG)

Sanitation workers in Harbin, northeast China's Heilongjiang Province, clear snow on the street on November 19, after the worst snowstorm in 50 years hit the city, lasting 60 hours after it started on November 16.

The average daily snowfall reached 11.4 mm, the highest since the city began record keeping in 1961.

More than 50,000 people were mobilized to remove snow from city streets.

Education authorities closed all urban-area kindergartens, primary and high schools on November 18 and 19.