North China's Inner Mongolia Autonomous Region confirmed Thursday that one person had died after contracting an intestinal type of plague, according to local health authorities.
The patient was from a village in the Darhan Muminggan Joint Banner, which is administered by the city of Baotou.
Local authorities in the banner on Thursday issued a third-level warning for plague prevention and control from now to the end of 2020.
Nine close contacts of the dead patient and 26 contacts of the nine close contacts have been put under isolated medical observation. All of them tested negative for plague and none of them showed abnormal symptoms such as fever.
The village where the patient lived has been closed off. All villagers tested negative and none of them showed abnormal symptoms.