Jelaskan Prestasi dari Riyanto Subagja

2009: Juara Auckland International 2009, Perempat final Li-Ning Singapore International Series 2009

2011: Perempat final Singapore International Series 2011

2012: Semifinalis Indonesia International Challenge 2012, Perempatfinalis Malaysia International Challenge 2012

2013: Juara Iran Fajr International Challenge 2013