the instrumental music program is the largest co-curricular program in the school involving over 300 students. in 2002, it won the director-general's school achievement award for providing opportunities for students to enrich and expand their expertise as musicians and performers. the large ensembles include the wind ensemble, wind orchestra, concert band, training band, symphony orchestra, philharmonic orchestra and vocal ensemble. in addition, the extension ensembles include the jazz orchestra, big band, jazz ensemble, percussion ensembles, string ensemble and chamber choir.