Complex sentence: He later went on to take part in NMG/BMG Los Angeles Singing Competition where he sang Alex To's song "You Are Spoiled (把你寵坏)" and won "Best Image Award".
Split into simpler sentences: He later went on to take part in NMG/BMG Los Angeles Singing Competition. He sang Alex To's song "You Are Spoiled (把你寵坏)" and won "Best Image Award".