中国铝业中州分公司第二氧化铝厂是中铝公司与中南大学等单位联合研发的国家“九五”重点科技攻关项目“选矿拜尔法生产氧化铝新工艺”在中州分公司成功实施的产业化基地,在2004年12月18日第一条年30万t氧化铝产能生产线建成投运后,中州分公司成为国内独有的选矿拜尔法氧化铝生产企业,其已建成的二条年产30 Aluminum Corporation of China Zhongzhou Branch of the second alumina plant in the aluminum company and Central South University and other units jointly developed by the state “95 ” key scientific and technological project “beneficiation Bayer production of alumina new technology ” in Zhongzhou The company successfully implemented the industrialization base. After the first annual production capacity of 300,000 t alumina production line was put into operation on December 18, 2004, Zhongzhou Branch became the sole manufacturer of Bayer process alumina in China, Built two annual output of 30