BEIJING, Jan. 21 (Xinhua) -- China vows to take preventive and control measures of category A infectious diseases to effectively fight against the pneumonia caused by the novel coronavirus (2019-nCoV), according to the National Health Commission.

The pneumonia, resulted from infection of the novel coronavirus, has been classified as the category B infectious diseases and a quarantinable disease at the border, according to an announcement by the commission on Monday.