Various projects I had worked on.

Cardio Debug


Monitor and improve the autonomic nervous system (ANS) through heart rate variability (HRV).


A Swift playground book that teaches you Swift language by letting you operate an Arduino model car through Swift code.


An Android app that automatically records the user's sleep time and duration by analyzing the phone's lock and unlock screen activities.

Run Beacon

A product that adopts iBeacon technology to replace manual recording during long-distance running competitions like marathon and hiking.

Learn Classical Chinese poems at your fingertips


A game that helps students recite Classical Chinese poems.