Cui Yang, an official with the Harbin Highway Transport Terminal, told Xinhua that heavy snow left 400 coaches stranded on Monday and more coaches might be stranded on Tuesday as the snow continues.
More than 7,000 sanitation workers have been mobilized to clear the roads, and 500 snow-sweepers have been dispatched to remove snow and mud from major streets in Harbin, according to the city's urban management bureau.
Flight services at Harbin Taiping International Airport remained normal.
In neighboring Jilin Province, education authorities have urged schools and kindergartens in mountainous and semi-mountainous areas to remain closed until Wednesday.
The provincial education department asked primary and middle schools, as well as kindergartens in plain areas to stop or reschedule classes according to the weather conditions until Wednesday. Headmasters should regularly contact students at home to ensure their safety.
Heavy snowstorm wreaks havoc in NE China