Asia Industrial Estate Map Ta Phut (AIEMTP) is a large scale industrial estate on Thailand's Eastern Seaboard. AIEMTP, which is jointly managed by the Industrial Estate Authority of Thailand (I-EA-T), encompasses 3,220 Rai (515 hectares) of land. Notable tenants at AIEMTP are PTT Group, Dow Chemical, and Shin-Etsu Silicone.