Siam Technic Concrete Public Company Limited manufactures and distributes prestressed concrete products in Thailand. It operates in two segments: Sale of Goods and Services, and Construction. Its product range includes PC and cross arm spun products, square and hollow square section products, I-section products, electric poles, beams, plank, box and I girders, sheet piles, planks, and stubs. The company also provides concrete product transportation, installation and piling services, and construction services such as installation of high voltage transmission lines for housing, office buildings, factories, warehouses, and other infrastructure. In addition, it engages in the design, supply, and installation of fiber optic cables and underground transmission lines, as well as the manufacture and distribution of steel wires. Founded in 2001, it is headquartered in Bangkok, Thailand.