Commander Abhilash Tomy KC, who is representing India in the Golden Globe Race, suffered a back injury on Friday after the yacht was dismasted due to extremely rough weather and sea conditions in the Indian Ocean.
The submarine vanished without a trace around Janaury 2, 1943 and is believed was hit by a mine in the Gulf of Olbia.
When questioned about the absence of any mention of the Indian Navy's role in the operation, Hua said China's ministry of defence should be approached for details.
Once in each President's term in office, he or she carries out a "naval fleet review", a deliberately public assembly of the entire fleet.
One sailor was killed and three others were injured after a fire broke out onboard India's soon to be decommissioned aircraft carrier INS Viraat in Goa on Sunday.
'Very thankful to #IndianNavy & all who rescued me,' Tomy was quoted as saying in the Indian Navy spokesman's tweet.
Navy chief Admiral Sunil Lanba's wife Reena Lanba launched the submarine, which has been constructed by shipbuilder Mazagon Dock Limited in Mumbai.
On skeletons being seen by the Navy team, the sources said the water inside the mines has high Sulphur content which can decompose the bodies very fast.
Tomy was battling for life on the dismasted sailboat Thoriya with a severe back injury, the officials said.
A Torpedo Recovery Vessel of the Indian Navy sunk off the Visakhapatnam coast on Thursday during a naval exercise, killing one sailor while four others went missing.
5 planes and 13 ships are out trying to track the aircraft, which was carrying 29 people on board.
Four navy personnel, including an officer, remained missing on Friday after a vessel sank off the Vishakhapatnam coast on Thursday night and a full scale search is underway to trace them besides.
Naval warship INS Kochi, the stealth guided missile destroyers, has been commissioned by Defence Minister Manohar Parrikar at the Naval Dockyard in Mumbai.