File photo: Xinhua

From 0:00 to 19:00 on Wednesday, NE China's Heilongjiang Province has reported 40 new confirmed local COVID-19 cases and 50 asymptomatic infections.

The virus strain in Suihua, Heilongjiang Province, is the same as the strain in the latest outbreak in Dalian, NE China's Liaoning Province, which is likely caused by coronavirus contaminated imported frozen products.