After graduating from Sunhwa Arts High School, cellist Hee Jung Keal entered the Düsseldorf National University of Music in Germany, where she completed the Vor-Diplom, Diplom, and the highest level of chamber music performance courses.

Selected as an artist for the German Yehudi Menuhin Scholarship Foundation 'Live Music Now,' Hee Jung Keal held invitational solo recitals in Emmerich am Rhein, Geldern, and Kleve in Germany, and received acclaim from the German newspaper Rheinische Post as a 'delicate performer.' She served as the principal cellist of the Neue Kammer Orchester Düsseldorf in Germany. After returning to Korea, she started with an invitational solo recital at the Youngsan Art Hall and continued with performances commemorating the 50th anniversary of diplomatic relations between Korea and Australia in Sydney and Melbourne, as well as performances at the G20 summit, the Nuclear Security Summit, and the Korea-China-Japan summit. She is currently active as a member of the Ensemble TIMF and the Fullim Ensemble and is a visiting lecturer at Sunhwa Arts High School.