29 out of 34 provincial-level jurisdictions activate highest emergency response 

As of 6:50 p.m., a total of 29 provincial-level jurisdictions in China have activated their Level-I emergency response amid the coronavirus outbreak, with the Hong Kong Special Administrative Region declared emergency level, the highest response level for that region. 

A rundown of what is categorized as a 'Level-I emergency response' 

–  Level I is the highest emergency response of China's four-tiered public health emergency mechanism. 

–  Level-I emergencies include diseases with unknown causes spreading throughout multiple provinces, the emergence of new infectious diseases and the reemergence of infectious diseases that have been eliminated in China. 

–  Atypical pneumonia with a tendency to spread is categorized as a level-I emergency. 

–  When a level-I emergency occurs, the provincial-level government will organize and coordinate an emergency response in accordance with the decisions and arrangements made by China's State Council, the chief administrative authority of the People's Republic of China.