HARBIN, April 18 (Xinhua) -- Northeast China's Heilongjiang Province on Friday reported seven new locally-transmitted confirmed COVID-19 cases and 13 new imported confirmed cases, the provincial health commission said Saturday.

All the new imported cases were Chinese nationals returning from Russia. Of them, five were previously asymptomatic cases, according to the commission.

By Friday, the province had reported a total of 377 confirmed imported COVID-19 cases. It had traced 2,093 close contacts, with 1,187 still under medical observation.

On Friday, Heilongjiang reported no new imported asymptomatic case. The province had a total of 41 imported asymptomatic cases by Friday.