The Practical Solution PCL engages in network infrastructures and business applications business. It operates through the following segments: Sales Including Installment, Maintenance Services, Construction, and Other. The Sales Including Installment segment is involved in the computer network systems, fully integrated of communication system, wireless communication system, network security system, data centre solution, and management system and network system management including to provide maintenance services related to such systems. The Maintenance Services segment focuses on management system and network system management including providing maintenance services related to such Computer network systems. The Construction segment offers telecommunications engineering. The Other segment refers to system development installation including related services and other services. The company was founded by Somchai Likitcharoen on May 20, 2004 and is headquartered in Bangkok, Thailand.