Taipei is 17 hours ahead of Anchorage
Best overlap: 3:00 PM to 6:00 PM in Anchorage is 8:00 AM to 11:00 AM in Taipei.
Both teams are at their desks between 3:00 PM to 6:00 PM in Anchorage and 8:00 AM to 11:00 AM in Taipei. The shared window is roughly 3 hours; treat its midpoint as the default and you'll keep both teams happy. Note the day shift — Taipei is on the next day relative to Anchorage while this overlap is open. The difference isn't constant year-round: Anchorage adjusts for daylight saving while Taipei holds steady.