City authorities said on Monday officials had decided to spend 10 million yuan to help the city return to normal as soon as possible, including providing free public transport.
Schools have suspended classes since Monday and they will not reopen until the weather improves, the Hegang government says.
Jilin province and the Inner Mongolia autonomous region have also been hit by snowstorms.
According to the latest forecast by the China Meteorological Administration on Tuesday, a cold front is likely to pass through most parts of the country before Friday, further dragging temperatures down by up to 10 C.
Heavy snowstorm wreaks havoc in NE China