It’s easy to get to Yilan. There are only motorways and rail. Through Mt. Snow tunnel, it saves lots of travelling time. For example, it takes only 45mins from Taipei city hall transfer station to Yilan by Capital bus.
From Taipei, take No. 2 road (Binhai road) to Toucheng then take No.9 provincial road to Jiaoxi.
From Taipie, take Taipei-Ilan road to No.9 provincial road to Jiaoxi.
Get on the north line train and off at Jiaoxi