The airport's management said the three people had been taken to a hospital but gave no word about their condition.
Chinese authorities say three people have been injured by a small explosion at the check-in area of Shanghai's Pudong airport.
The airport's management said on its microblog that the blast occurred at 2:20 p.m. (0620 GMT) in the airport's T2 check-in area and appeared to have been caused by some sort of home-made explosive.
It said the three people had been taken to a hospital but gave no word about their condition. It said there was no disruption to flights in or out of the busy airport.
(This story has not been edited by NDTV staff and is auto-generated from a syndicated feed.)