China's Heilongjiang reports 2 asymptomatic COVID-19 cases

Northeast China's Heilongjiang Province reported two asymptomatic COVID-19 cases Monday, local health authorities said Tuesday.

The two patients are a couple, and the wife had a travel history to the city of Dalian, Liaoning Province.

As of Monday, Heilongjiang had a total of four asymptomatic COVID-19 cases, and 326 people are under medical observation.