I-han is a sustainability consultant with more than five years of experience in providing energy conservation strategies across different sectors. He has experience in supporting corporate sustainability reporting and verification, developing carbon strategies and reduction roadmaps. He was an energy analyst in Taiwan Green Power foundation and focused on government sponsored projects before joining RESET.​

I-han specializes in data modelling and analysis. He develops statistically based models and built databases to analyze carbon and energy data to identify saving potentials and assist corporates on target setting, tracking and monitoring their environmental performance over time. He also assists corporates in international carbon standards reporting.​

Academically, I-han has a Bachelor of Arts in Economics from National Taiwan Chengchi University and a Master’s degree of Arts in Economics and Finance, University of Bath.