The Map Ta Phut Industrial Estate is a large industrial park in the town of Map Ta Phut in Rayong Province, Thailand. Part of Thailand's eastern seaboard economic region, it is the country's largest industrial estate and the world's eighth-largest petrochemical industrial hub. It was opened in 1990 and is managed by the Industrial Estate Authority of Thailand, a state enterprise under the Ministry of Industry.
Map Ta Phut houses five industrial estates, one deep-sea port, and 151 factories, including petrochemical plants, oil refineries, coal-fired power stations, and iron and steel facilities. The zone occupies 166 km2. The area contains around 30 agricultural and residential communities with more than 49,000 residents.[1]