Siam Technic Concrete Public Company Limited manufactures and distributes prestressed concrete products in Thailand. The company operates through Sale of Goods and Service; and Construction segments. Its products include PC and cross arm spun products; square, hollow square, and i-section products; electric poles, beams, stubs, planks, sheet piles, box girders, plank girders, and I girders. The company provides concrete product transportation services; installation and piling services; and 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 and underground transmission lines; and manufacturing and distribution steel wire. The company was founded in 2001 and is headquartered in Bangkok, Thailand.