Activities like the issuance of NOCs, training sessions, public awareness campaigns and fire-safety inspections will remain suspended amid rising coronacases, the officials said.
One of the man who was saved by the fire personnel saidt hat he along with his colleagues were working in the office when they saw smoke coming out.
Since the factory is located in a congested area, the extinguishers initially faced difficulties in reaching the site, an official said.
Around 1,300 firefighters will be on duty to attend to any fire-related emergencies on New Year Eve, they said, adding that all congested areas where footfall will be high have been covered.
According to officials, 20 fire tenders have been deployed at 13 areas across the national capital where sprinkling of water is underway.
The officers have been asked to ensure that vehicles are fully repaired and equipped to handle emergencies.
The Delhi Fire Service (DFS) has identified 22 hotspots in the city to keep round-the-clock vigil over the two days of Diwali — October 26 and 27.
The DFS has said that against a sanctioned strength of 3,311 fire operators, at present it has 2,371 personnel after 484 people joined the fire service this year.
The Delhi Fire Service is also facing manpower crunch in the fire fighting staff section as of the 3,127 posts in the fire fighting section, 913 are vacant.