Police ruled out foul play as there were no injury marks on the man's body.
A 38-year-old man died after he collapsed near Hall No 6 at the ongoing trade fair in New Delhi, police said on Sunday.
The deceased identified as Khurshid Ahmad, a native of Bijnor in Uttar Pradesh, was living in a rented accomodation in Okhla and used to sell burgers, they said.
Mr Ahmad was found lying unconscious near a food stall near Hall No 6. He was rushed to LNJP Hospital where he succumbed during treatment.
Police ruled out foul play as there were no injury marks on the man's body. It is suspected that he died due to a cardiac arrest. However, a postmortem report is awaited.
Mr Ahmad is survived by his wife and three children--a married daughter and two sons, who live in Bijnor.
(This story has not been edited by NDTV staff and is auto-generated from a syndicated feed.)