Experienced shuttler Kidambi Srikanth defeated his younger rival Lakshya Sen in straight games in an all-Indian second round duel to progress to the quarterfinals of the Indonesia Open World Tour Super 1000 event here on Thursday.

It was a hard-fought battle between the two Indians but Srikanth gained crucial points with his calmness and experience to win 21-17 22-20 in the men's singles match that lasted 45 minutes.