Luke was born in Taiwan and grew up in Malaysia. He came to US in 1990 after high school to study Electrical Engineering at the University of Arkansas. He has a bachelor degree in Electrical Engineering and a graduate study in Industrial Engineering. Luke started his engineering career after his graduation in 1996. Sarah was born and raised in Malaysia. She came to US in 1990 to study Chemical Engineering at the University of Arkansas, she has a bachelor and a master degree in Chemical Engineering. Sarah started her engineering career in Houston after her graduation in 1997. In 2016, both of them sensed a call to a self supported full-time ministry to reach out to the Chinese Community. On January 7th 2017, Luke and Sarah started a house worship gathering reaching out to the Chinese Community in Houston-Katy area. On March of 2017, they started teaching beginner English in their home to the Chinese community. Luke and Sarah joined Kingsland staff team in 2018 volunteered as the Chinese Ministry Directors. They're currently leading ESL, Friendspeak and Alpha outreach ministries. They also serve as Marriage Mentors in the Family Freedom Ministry.