The exhibition is organized by Ministry of Defence for showcasing defence equipment for land and naval forces biennially.
The Army Chief was not present in the dinner, which was attended by Antony, Minister of State for Defence M M Pallam Raju, Navy chief Admiral Nirmal Verma and senior officials from ministry and industry.
Usually, the Army Chief attends the event. The Army Chief had gone to Jammu and Kashmir two days back but was back in the national capital by around 7 pm in the evening.