COMA 18 Joint Stock Company is a Vietnam-based company engaged in real estate development and operations. It is involved in the investment of apartment buildings and houses for sale. The Company is also engaged in the performance of mechanical activities for industrial projects, such as the manufacture and installation of steel structures and fixtures. Other activities include the construction of industrial and civil projects, the transference of industrial infrastructures, the trading of petroleum, the manufacture and trade of construction materials, as well as the operations of hotels and full-service restaurants. As of December 31, 2011, the Company was a 51%-owned subsidiary of Construction Machinery Corporation (COMA).