He has had extensive trainings with portrait photography since 2000 and has been working with various world-class photographers. Oat’s works have been well-accepted in several countries such as USA, Hong Kong, the Middle East and United Kingdom in particular. Oat’s photos have portrayed the reflections of his surroundings at different periods of time in his life. He has chosen convey the meanings of his photos in an easy to understand, yet, perfect through the dimensions of art, messages and memories.