Ing was elected to serve the 11th House District (South Maui: Kihei, Wailea, Makena) as a 23-year-old first-time candidate in 2012.
Ing was re-elected in the 2014 primary by the largest margin of any contested race in Hawaii (82-12-6) and in the General election with the highest percentage won by a democrat ever in the South Maui district (72%).