The Asia Pacific Orchid conference was initiated in 1984. One of the founding members is professor Repee Sagarik. It aims to achieve an international cooperation for trends in development and conservation of orchids in Asia Pacific region. The 1st conference started in 1984 in Japan and has been held in different countries rotated among member countries in APOC community every three years. In 1992, Thailand hosted the 4th conference which was organized in Chiang Mai, where Maejo University took the main responsibility hosting the event.