As an alumnus, you are eligible to apply for an Alumni Library card to access the Library.
If your friend is not affiliated to CUHK, he/she will need to apply for a library card as an external user. For details, please refer to: http://www.lib.cuhk.edu.hk/en/use/join/others/fee.
Make an appointment for the Research Consultation Service (for postgraduate students and CUHK faculty members)
For in-depth help, please contact the relevant faculty liaison librarian