Prime Minister Narendra Modi and Union Home Minister Rajnath Singh were also present throughout the day and attended various sessions, officials said.
The police officers discussed ways to stop radicalisation of youths and the concrete steps needed to prevent the spread of dreaded terror group ISIS.
The expansion of ISIS and the threat it poses to the country through radicalisation of country's youths are topmost on the minds of police officers who have gathered here for the annual three-day conference organised by the Intelligence Bureau.
There was a marathon four-hour-long session about the past and present terrorism situation in the country where the data about all the major terror strikes of the last ten years was placed before the top cops for deliberations.
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Presentations were also made, including one on how to tackle situations arising from natural calamities like the earthquake.
Gujarat police gave a presentation on disaster management, relief work and steps taken after the 2001 earthquake here, and another presentation on relevance of social media in policing and issues related to cyber security.