sentences:  In September 2008, Santoso won the Chinese Taipei Open after defeating Roslin Hashim from Malaysia in the final round by scores of 21–18, 13–21, 21–10.In October 2009, he won his first Superseries ever in Denmark Open, after beating Marc Zwiebler of Germany in the final round, 21–14, 21–6.He won gold in the 2009 Southeast Asian Games by defeating Sony Dwi Kuncoro.