According to Taroko Bus’s Announcement:
https://www.facebook.com/TarokoBus/posts/1158795200817006
Starts from 2016.01.14 (Thursday) to 2016.02.18 (Thursday), the 301 Bus will run on the “Weekend” schedule.
“Weekend” schedule means NOT RUN on the red-font time.
The 301 Bus will return to the regular schedule on 2016.02.19.