Song Da 27 JSC is engaged in construction services. It constructs civil, industrial, transportation, irrigation, hydropower, post offices, technical projects in urban infrastructure and industrial areas, the transmission line, transformer stations, business development urban development. It also offers consultancy for civil and industrial work, transportation, irrigation, hydropower, manufacturing and trading construction materials, mining and processing raw materials for production and business. The company was founded in October 1996 and is headquartered in Ha Tinh, Vietnam.