Construction JSC No. 1 engages in the construction industry. Its activities include design and construction of civil, industrial, infrastructure, transmission lines and transformer stations works; developing of industrial zone and urban area; manufacture and sale of building materials; investment and construction consultancy; and import-export of construction materials and equipment. It also involves travel hotel, urban housing management services and office leasing. The company was founded on November 16, 1973 and is headquartered in Ha Noi, Vietnam.