The Indian Navy on Thursday denied reports that a Chinese Warship had confronted its vessel after it left Vietnamese waters in late July. Navy spokesman said in New Delhi that INS-Airavat has returned from a scheduled official deployment to Vietnam.The Ministry of External Affairs said in New Delhi that Indian Naval Vessel INS Airavat paid a friendly visit to Vietnam between 19 to 28th of July. It said at a distance of 45 nautical miles from the Vietnamese coast in South China sea, it was contacted on open radio channel by a caller identifying himself as a Chinese Navy.The spokesman said that the caller told them that they were entering Chinese waters. However no ship or aircraft was visible from INS Airavat, which proceeded on her onward journey as scheduled and there was no confrontation.