The 58th Medium Combined Arms Brigade () is a brigade of the People's Liberation Army Ground Force. It is one of the six combined arms brigades of the 83rd Group Army under the Central Theater Command. The 58th was previously a division, being converted to a brigade-sized formation in 1998. The 58th Division () was created in February 1949 under the Regulation of the Redesignations of All Organizations and Units of the Army, issued by Central Military Commission on November 1, 1948, basing on the 1st Division, 1st Column of the PLA Huadong Field Army. Its history can be traced to 3rd Guerrilla Contingent of Eastern Fujian Red Army, formed in May 1933. The division is part of 20th Corps. Under the flag of 58th division it took part in several major battles during the Chinese Civil War. History In November 1950 the division entered Korea as part of the People's Volunteer Army. At this time, the division consisted of the 172nd, 173rd, and 174th Regiments. The 58th Division attacked the U.S. Marines holding Hagaru-ri during the Battle of Chosin Reservoir. During the battle, Yang Gensi, commander of 3rd Company, 172nd Infantry Regiment, 58th Division, sacrificed himself when holding a strategic position with one of his platoons, as he threw himself into a group of more than 40 UN soldiers while holding a satchel charge, killing himself and some UN soldiers. Yang was posthumously awarded as "First Class Hero of People's Volunteer Army", and "Hero of Democratic People's Republic of Korea". During its deployment in Korea, the division inflicted 11,952 casualties to opposing UN forces, destroyed or damaged 26 aircraft, destroyed or captured 313 tanks and automobiles and 67 artillery pieces. In October 1952 the division pulled out from Korea and renamed as the 58th Infantry Division (). The division was then composed of: 172nd Infantry Regiment; 173rd Infantry Regiment; 174th Infantry Regiment; 263rd Tank Self-Propelled Artillery Regiment; 338th Artillery Regiment. On November 9, 1956, 263rd Tank Self-Propelled Artillery Regiment was detached from the division and renamed as Tank Crew Training Regiment of Jinan Military Region. In 1960 the division was renamed as the 58th Army Division (). In 1969 338th Artillery Regiment renamed as Artillery Regiment, 58th Army Division. In March 1979 the division took part in the Sino-Vietnamese War. During its deployment in Vietnam, it inflicted 629 KIA and 3 POW to the opposing PAVN forces, while suffered