The young boy became infected with the disease in a village in Menghai County, Yunnan. The case of the deadly disease was reported in China last week before being confirmed on Sunday.
The child is in a stable condition after contracting the plague in the Chinese province.
Following the confirmed case, Chinese officials in the region declared a level IV contingency to prevent another pandemic from spreading after the devastating coronavirus outbreak.
Three dead plague-ridden rats were previously found in the village of Yunnan, which triggered a national screening program.
According to the state Global Times, a rat attack has been announced in the village of Xiding in Menghai.
Bubone plague is a bacterial disease spread by fleas that live in rodents.
The deadly disease can kill adults in less than 24 hours if not treated in time.
The plague is also known as the ̵
In August, a case of the disease was reported in northern Inner Mongolia in China.
READ MORE: China’s bubonic plague fears SOAR as cases peak in decades
Seventeen provinces in Mongolia have now reported cases in July and August as infections continue to rise in the country and in China.
In the Mongolian province of Uvurkhangai, three cases of plague were reported as fears are growing that it may spread across the border.
Dorj Narangerel, head of public relations and surveillance at the Ministry of Health, said: “Three suspected cases of plague are now being isolated at a local hospital.
“They are members of the same family or mother and her two children.”
As the bovine plague is usually spread by wild rodents, there is a constant concern about an outbreak of the disease due to the mountainous regions of China and Mongolia.
Hunting marmots in Mongolia is illegal, but many locals consider the rodent a delicacy and ignore the law.
Three of the six confirmed cases in Mongolia have already died from the disease.
The latest was a 38-year-old man in Khovsgol province earlier this month.
Due to the rising cases of Mongolia and China, Russia has taken great steps to stop the possible spread of the disease across its borders with the two countries.
Tens of thousands of people have been vaccinated in Russia’s border regions of Tuva and Altai.