General enquiries (including assignment submission dates, instruction locations)
crcw.enquiry@polyu.edu.hk

Technical support (various blackboard usage issues)
crcw.technical@polyu.edu.hk

Opinions (e.g. mentor work, CW operations, etc.)
crcw.marking@polyu.edu.hk

Inquire about the correction of manuscripts, and correct questions
Contact the instructor directly(https://learn.polyu.edu.hk)