Ang Khang Royal Agricultural Station The station's first research projects. Located in Mae Ngon Fang, Chiang Mai. The height from sea level to 1,400 meters and a peak elevation of 1,928 meters catchment area of approximately 26.52 square kilometers or 16,577 acres, was established in 2512 by His Majesty the King said. "Give He helped himself " Is transition area from the opium farmer in winter. Cause The revenue than the former.