Хм, а может и продают.
Позвоните узнайте. Вот, что нашел у них на сайте
Taipei
Reservation
Reservation Phone Number +886-2-2518-2200
Ticket Office
Phone Number +886-2-2518-2200
Address Room C, 3F, 87, Sung Chiang Road, Taipei, Taiwan, Empire Bldg.
Open 08:30 ~ 12:00 / 13:30 ~ 18:00 (Mon.~Fri.) ,
Sat./Sun./A public holiday day-off
Airport Information
Airport Taiwan Taoyuan International Airport
Phone Number +886-3-383-3247~8
Location of Counter Terminal1, Counter 9A(KE692)
Terminal1, Counter 8B(KE5692:Codeshare)
Open Before 2hr.15min. from the standard of flight departure time