Song Da Mechanical Assembling JSC is a construction company engaged in the provision of mechanical engineering manufacturing and construction installation. Its activities include design, manufacture, supply, fabrication and installation of equipment for power, cement, chemical and other industrial plants; monitoring consultant of product, manufacturing and installation of electromechanical equipment; flaw detection services of metal structures and welding; investment in the construction of small and medium hydropower plants; consulting, investment, and construction of civil, industrial, irrigation, and transportation works; and real estate business. The company was founded in February 2004 and is headquartered in Hanoi, Vietnam.