At least 13 people were killed while 17 others suffered burn injuries when a fire broke out at a garment factory in Ghaziabad's Sahibabad area on Friday.
Sources said the condition of three of the survivors is said to be critical.
Fire station officer Abul Abbas Hussain said the fire was reported at 5.20am and fire tenders were rushed to the spot.
More details are awaited.
(With inputs from agencies)