A Chinese kindergarten run by a US-listed group is under investigation after claims of sexual molestation and needle marks on children. Parents say their children were stripped naked, given unknown “white pills” and “brown syrup”.

The scandal broke out at the nursery in Beijing’s eastern suburb of Guanzhuang. The incidents were reported in two groups; each had some 25 children aged from 2 to 6. The kindergarten is run by RYB Education Institution, which is currently listed on the New York Stock Exchange.

Several parents found needle marks on her children’s bodies, Caixin media group, which initially reported the story, said on Thursday.

Medical examination of eight children confirmed that the injuries were indeed…