Conference Secretary, Ms Erich Han

ICAAA 2021 Website:
ICAAA 2021 E-mail: 
Contact number: +852-3500-0137 (Hong Kong)
                       +86-28-88220101 (Chengdu)
Working Time: Monday- Friday 9:30-18:00 (UTC/GMT+08:00)
Complaint E-mail:


1. The complaint mail only accept the service problems of the conferences.
2. The complaint mail would not accept submission and consultation for any conference.
3. Please indicate the mail subject what the conference you complain. (e.g. subject: ICAAA 2021 complaint) 
4. Please CC to the related conference email box when sending complaint letter.