Uong Bi Coal Company – TKV, established on April 19, 1979, is one of the oldest and major underground coal mining enterprises under the Vietnam National Coal - Mineral Industries Holding Corporation Limited. Over 45 years of construction and development, the company has undergone a strong transformation from manual production methods to advancing mechanization and modernizing mining technologies. Currently, the unit maintains a stable average production output of approximately 2 million tons of coal per year, making a significant contribution to national energy security.