The Hong Kong Principals' Institute (HKPI) is a non-profit making body registered in Hong Kong. It welcomes participation and contribution of principals and vice-principals of kindergarten, primary, secondary and special schools, and former and retired principals in its events, programmes and committee works on a voluntary basis. It may collect publication subscription fees and programme or conference fees where appropriate. It may also receive donations and sponsorship, and engage in collaboration with tertiary institutions and other professional or educational organisations.