One boy was confirmed dead, and another boy seriously sickened from a suspected poisoning Thursday at a local kindergarten in south China's Guangxi Zhuang Autonomous Region, local authorities said Friday.

The victims, both aged two years and a half, were with Beile Kindergarten in Xiaopingyang Town of Xingbin District, Laibin City, where 117 children were kept, according to publicity department of the district's party committee.

The identities of the two boys were kept unknown.

Nurses at the kindergarten recalled at nap time midday Thursday, the boy who later died developed symptoms of purple lips and cramp, while the other vomited. They were immediately rushed to a local hospital.

No abnormalcy was observed with the rest of the children at the same kindergarten.

A special group has been set up to make investigations over the case. The investigation is still underway, said the local source.