'Ma'anshan iron plant') in the city named 马鞍山 which means "horse saddle hill".

In the 1950s, it was considered as one of the 5 medium-sized steel plants of the People's Republic of China, behind the top 3 at that time: Anshan, Wuhan and Baotou.

[5] According to the company, the steel plant was the first Chinese manufacturer of train wheel and tires, which was first produced in 1962.

[6] As of 1993, the train wheel and tire production lines of the group were unique (Chinese: 唯一) [sic] in the People's Republic of China.

[14] In 2004, Masteel Group transferred 17 primary and secondary schools to the relevant provincial authority.

[16] Hengkang Medical Group (Chinese: 恒康医疗), a listed company, was attempted to purchase the hospital from the new owners in 2018.

[21] According to a news report, the mining subsidiary of Masteel Group (Chinese: 马钢集团矿业有限公司) had significantly invested in mine rehabilitation, which from 2014 to the date of the news article was written (circa 2018), the subsidiary had planted 12,000 trees, as well as a capital investment of more than CN¥7 million.

[23] In mid-2019, central government owned China Baowu Steel Group acquired 51% stake of Masteel Group from the State-owned Assets Supervision and Administration Commission (SASAC) of Anhui Provincial People's Government for free.

The acquisition also included the indirect controlling stake (45.54%) of the list subsidiary Maanshan Iron and Steel Co., Ltd.[24] Baowu was owned by Central Government (The State Council)'s SASAC.