For online application guideline :
Select "Online Application System User Guide for Applicants" on right menu.
That is : http://www.jupas.edu.hk/upload/useful_material/userguide/index.htm
You may then study details of each procedure (with video demo) by clicking the left menu.
For registration :
Select "LOGIN My JUPAS Account" on right menu directly from the main page.
That is : https://app.jupas.edu.hk/JUPAS4_APP/ _________________ Miss YOUNG