STEC สยามเทคนิคคอนกรีต

A manufacturer and distributor of pre-stressed concrete products under the trademark "STEC", including prestressed concrete piles Prestressed concrete electric poles and prestressed concrete products for both the government and private sectors, as well as providing product transportation and pile driving services In addition, the Company is also a construction contractor service provider only in case of related to the Company's main business and construction work with work and experience such as installation of high voltage transmission line. And design work, procurement and installation of fiber optic cable