Rebecca Chung is a member of Eternal Blessings (Kwun Tong) Free Methodist Church in Hong Kong.  In July 2001 after her graduation in the China Graduate School of Theology, she came to Cambodia for a one year missionary internship.  Then she went back to Hong Kong and worked as an associate pastor in Sai Ying Pun Free Methodist Church.  Finally, she decided to return to Cambodia as a full-time missionary. Rebecca had been a senior nurse for 18 years, including working in the Intensive Care Unit for many years.

Her major duties in Cambodia have been to oversee the House Of Joy, and assist the ministries at the Kaoh Ksachatunlea East Church and the Phnom Penh Thmei church plant.  Since August 2005, Rebecca has been in Hong Kong for her home assignment, and will return to Cambodia for another term.