Alumni
Formed by old students with the aims of strengthening the bond between old students and the school and giving suggestions for school development.

Student Union
The largest student organization in school managed by student officials who are selected through open election once a year by all students.

Houses
4 Houses named with Christian Archangels¡JGabriel (¹Å)¡B Michael (»ï)¡BRaphael (Ày) ©M Uriel (Ä£)¡C

IT Student Support Team
A student organization responsible for providing IT support for students' learning and communicating with other educational ICT organisations in Hong Kong .

Prefect Team
Formed by outstanding student leaders for maintaining student discipline and setting role models for students.

Student Careers and Guidance Committee
To provide career information and guidance for S.5 and S.7 students.

Big Brothers and Sisters
A student team consists of senior form students, which is to provide help and guidance to junior form students in aspects of their everyday learning and adaptation to secondary school life.

English Team
A team composed mainly of senior form students for helping to create an English-rich learning environment in school and enhance students' interest in English learning.

Class and Club Webpages
To provide a brief description of clubs and classes and their latest news.

ECA Leadership Training
To introduce activities for training student leaders, providing outlines of the programmes and photos of the activities in previous years.