Because of such of training, at five years old Shu-heng was able to make the 20-kilometer ride from Hukou to Kuanhsi, and at six years old, he biked around the entire island of Taiwan.
也因為這樣的訓練，5 歲時的書恆，已經可以從湖口騎到關西 20 公里路程；6 歲時，他已經是環島小騎士了。