BEIJING — Here are the latest developments on the novel coronavirus disease (COVID-19) in China:

— No new confirmed cases of COVID-19 were reported on April 2 in Central China's Hubei province, said the National Health Commission on April 3.

The province saw four new deaths, which were all reported in the provincial capital of Wuhan on April 2.

The province also confirmed 51 asymptomatic COVID-19 patients on April 2, bringing the total to 742, all of whom had been put under medical observation by the end of April 2.

— Chinese health authority said on April 3 it received reports of 31 new confirmed COVID-19 cases on the Chinese mainland on April 2, of which 29 were imported.

Two new domestic cases were reported — one in Liaoning province and one in Guangdong province, the National Health Commission said.

— China will hold a national mourning on April 4 for martyrs who died in the fight against the COVID-19 outbreak and compatriots died of the disease, according to the State Council.

At 10 am on April 4, Chinese people nationwide will observe three minutes of silence to mourn for the deceased, while air raid sirens and horns of automobiles, trains and ships will wail in grief.