During last years Ms. Hwong has won prizes and awards in many international singing competitions among them Viotti International Competition, Geneva International Competition, Singing Competition at Arles (France), International Singing Competition Julian Gayarre in Pamplona (Spain), Queen Sonja International Competition (Norway), International Singing Competition in Marseille and last the International Competition "Spiros Argiris" at Sarzana (Italy). She also won an audition to participate to CNIPAL (Centre National d‘Insertion Professionnelle d‘Art Lyrique) in Marseille and in 2005 she was given the 1^st prize at the International Canadian Competition "Jeunesses Musicales" of Montreal (Canada) In the jury distinguished members Carlo Bergonzi, Eduardo del Campo, Dame Gwyneth Jones, Tom Krause and Shirley Verrett.

Since 1999 Ms. Hwang is based in Geneva and has worked all over Europe: She sang Barbarina at the Grand Theatre of Geneva, Gilda in Bergamo and Valduggia, the 9th Symphony of Beethoven at the Chiabrera Theater of Savona under the batton of Maestro Giuseppe Garbarino and Mimi in Berlin, Frankfurt, Hamburg and Dortmund. In fall 2003 she sang Erste Dame in Die Zauberflöte at l’Opéra de Marseille and in 2004-05 season she sang Norina (Don Pasquale) at the Theatre of Pescia and a Mess of Haydn at the Theatre of Besançon.  In November 2005 she interpretated the role Dame at “Dido and Enea” by Purcell at Opera of Marseille.

Her future engagements in the season 2006-07 include Queen of the Night (“Die Zauberflöte") at ”Les Opéras en Plein Air” in Akouna, France and Vancouver Opera, Canada. She will also sing the Stabat Mater” by G.Rossini with the Liverpool Philharmonic Orchestra.