Precise Corporation PLC engages in the investment to companies which run business of manufacture, distribution of equipment, construction and project management in industries of smart grid, communication and information system, bio-circular green economy, and energy system. It operates through the following segments: Production and Distribution of Electricity Transmission Equipment, Project Management, Services and Maintenance in Low and High Voltage of Power Industries and Power Utility Management; Power Station Construction, Transmission Lines, High Voltage Substations, Manufacturing, Installation, Control, and Intelligent Electricity; Energy Investment, Production, and Distribution of Electricity from Renewable Energy, and Other Related Business; Design Software Management System, Platform, and Information System for Enterprise; Bio-circular Green Economy; and Import and Export of Electrical and Mechanical Equipment and Project Sales. The company was founded by Kitti Nutchayangkul, Kitti Sumrit, and Suthee Chulanutrakul in 1983 and is headquartered in Bangkok, Thailand.