Chang encouraged pupils to embrace interesting projects to extend themselves, such as this production of film calledAlma Materlast year.
Diocesan Boys' School's retiring headmaster enjoyed making changes
As he embarks on a new career in the corporate world, Diocesan Boys' School's former principal speaks candidly on what he sees as the city's most pressing education issues, writesElaine Yau
Chang encouraged pupils to embrace interesting projects to extend themselves, such as this production of film calledAlma Materlast year.
