Vinacomin - Nui Beo Coal Joint Stock Company is a Vietnam-based coal mining company. It is mainly engaged in coal mining and processing activities, as well as other supporting activities, including construction of mining structures, transportation services, and assembly and maintenance work for mining vehicles and equipment. The Company is also active in metal ores mining, port operation, construction material trading and real estate operation. In addition, it is involved in the provision of ground freight transportation services. The Company is a subsidiary of Vietnam National Coal Mineral Industries Holding Corporation Limited (VINACOMIN).