Jiufen

    - Taro rice ball [famous local delicacy][link]
    - Mochi [link]
    - Grilled sausages [link]
    - Green glutinous rice cake [another famous local delicacy] [link]
    - Peanut and ice cream wrap [link]
3. Relaxing at tea house
4. Visit the tea house that inspired Spirited Away's creator [Jiufen A Mei Tea House]
5. Look at the Nine-Turns-Road which lead to Jiufen [Shooting place for Initial D movie]
6. Buy ocarinas
7. Watch sunset

Shifen

1. How to go to Shifen?
2. Shifen Train Station
3. Eat fried ice cream [link]
4. Releasing sky lantern 
5. Shifen Bridge 
6. Shifen Waterfall [spring, summer]
7. Shifen Coal Mine Museum

Planning a trip anytime soon to Jiufen and Shifen? You may want to try search for smart deals at Tripadvisor here. Have fun!