Rainbow obtained the Bachelor of Social Work and the Master Degree of Social Services Management at the University of Hong Kong in 2005 and 2008 respectively. She became a registered social worker and began her engagment with social work through serving as a member in the Planning & Development Section of the Community Services Division of the Tung Wah Group of Hospitals. She directly managed the administration and development of more than 170 social service units and more than 20 social enterprises during her 7 years of service. Her wealth of entrepreneurship experience began when she set up a chain of dessert shops (Rainbow Dessert) serving the Tai Po, Fanling, and Sheung Shui community. In the following years, she separately set up child development centers and funds, and distributed parental magazines that collectively sought to cater to educational needs and foster relationships between parents and their children. Her in-depth understanding of successful corporate management was recognized by being awarded the Outstanding Partnership Project Award from the Caring Company Scheme under the Hong Kong Council of Social Service and by being awarded the Hong Kong Social Enterprise Outstanding Employee Award from the Hong Kong General Chamber of Social Enterprise.
Rainbow first became involved with professional training in 2008, and has served as visiting lecturer for the University of Hong Kong and the Hong Kong Polytechnic University lecturing in fundraising and proposal Development and social work. In 2014 she was recognized as a trainer of NPI, the largest training institute for non-profit organizations in mainland China, and in 2015 she was appointed as Honorary Mentor of a program jointly hosted by NPI and Ford Motor.
Rainbow is also equipped with a wide variety of professional qualifications. In 2008, she became a qualified practitioner of Neuro-Linguistic programming, and studied the 7 Habits of Highly Effective People under famous master of management Steven R. Covey. Additionally, she holds certificates awarded by both local and Mainland Chinese authorities, including a Certificate of CEO study awarded by Fudan University of Shanghai and has finished the International program held by the Inaugural American Express Leadership Academy.