Sooonsuk JEONG had been studying flute with Myungja Moon in Seoul, Ricarda Broel in Germany and Michael Schuhanov in Russia.

She was graduated in flute in 1986 at Seoul Sang-Myung University and in 1991 at Hochschule fur Musik in Koeln.

Sooonsuk JEONG played as a soloist with several orchestras all over the world such as Stuttgart Chamber Orchestra, Wueraburg Chamber Orchestra, Janacek Chamber Orchestra, Sofia Soloists Chamber Orchestra, Oradea Philharmonic Symphony Orchestra, Constanta Philharmonic Orchestra (Black-Sea music Festival), Seoul Academy Symphony Orchestra, Seoul Academy Percussion Ensemble etc.. 

She recorded a CD "Encore Fantasies" and wrote "The School of Flute Technic"and "The Speak with Flutists".

She is Profressor at Seoul Sang-Myung University since 1992 and she is also leader of the "Incheon Flutes Ensemble" as well as the "Sang-Myung Flutes Ensemble La Fontana".