Hi Princess, You can take the bus Kuokuang bus no.1819 at TWD125 and you will reach Taipei Station East 3rd Exit (route as below). From there you can get the train to mostly all the famous area. And yes the bus operate every 10-20mins interval round the clock. Bus Route: Terminal 2→Terminal 1→Taipei School for the Hearing Impaired→Kulun Street Enterance→Taini Building(Mackay Memorial Hospital)→The Ambassador Hotel→TRA Taipei Station East 3rd Exit