Below are many of the important dates and deadlines related to the APAO 2020 Congress.
Be sure to mark your calendars accordingly.
| Schedule | Date |
| Abstract Submission Opens (First Phase) | May 31, 2019 (English Abstracts)
September 15, 2019 (Chinese Abstracts) |
| Early Bird Registration Opens | May 31, 2019 |
| Abstract Submission Deadline (First Phase) | July 22, 2019 (English Abstracts)
January 15, 2020 (Chinese Abstracts) |
| Hotel Reservation Opens (for all delegates) | October 8, 2019 |
| Exhibit & Support 1st Deposit Due | November 30, 2019 |
| Abstract Submission Open (Second Phase) | March 20, 2020 (English Abstracts) |
| Abstract Submission Deadline (Second Phase) | April 30, 2020 (English Abstracts) |
| Exhibit & Support Final Payment Due | April 30, 2020 |
| Early Bird Registration Deadline | May 1, 2020 (Local & International Delegates) |
| Booth Assignment Starts | May 16, 2020 |
| Submission of Industry-Sponsored Symposia
/ Hands-On Courses |
May 29, 2020 |
| Advertisement & Signage Artwork Due | May 29, 2020 |
| Advance Registration Deadline | June 15, 2020 |
| Regular Registration | June 16 – August 5, 2020 |
| Opening Ceremony & Plenary Session | August 6, 2020 |
| Presidential Dinner | August 6, 2020 |
| Gala Dinner cum APAO Award Ceremony | August 8, 2020 |
| Charity Run | August 8, 2020 |