Siam Technic Concrete Public Company Limited manufactures and distributes prestressed concrete products in Thailand. The company operates through two segments, Sale of goods and service, and Construction. Its products include PC and cross arm spun products; square and hollow square; I-section products; electric poles; beams; stubs; planks; and sheet piles, box, and I girders. The company provides concrete product transportation services; installation and piling services; construction services, including installation of 115 KV high voltage transmission lines for housing, office buildings, factories, warehouses, and other infrastructures; and construction contractor services. In addition, it engages in design, supply, and installation of fiber optic cables; underground transmission lines; and manufacture and distribution of steel wires. The company was founded in 2001 and is headquartered in Bangkok, Thailand.