Nguyet Hang Thi Trinh

Vinacomin Tourism & Trading JSC engages in provision of travel services. Its activities include tourism of festival, ecotourism, travel abroad, and domestic tourism; hotel and resorts business; airplane ticket booking; car leasing; and immigration services. The company was founded on September 25, 1996 and is headquartered in Ha Noi, Vietnam.

Vietnam National Coal & Mineral Industries Holding Corp. Ltd. engages in exploring, investing, exploiting, processing, and selling of coal and minerals products. Its other activities include production and sale of industrial explosive materials and ammonium nitrate; investment, construction, and manufacture of electricity, and other activities related to main businesses. The company was founded on October 10, 1994 and is headquartered in Ha Noi, Vietnam.

Vinacomin - Materials Trading JSC engages in the supplies materials and equipment for mining and construction of infrastructure facilities. It offers replacement equipment, maintenance and repair of construction machines, means of transport and pit mining equipment. The company was founded on August 1, 1960 and is headquartered in Ha Long, Vietnam.