在批林批孔运动下不断深入发展的大好形势下,第一次全国有色选矿专业设计业务建设会议于1974年4月25日至5月8日在毛主席创建的第一个革命根据地井岗山召开。会议由南昌有色冶金设计院和西北冶金设计院主持。参加会议的有昆明、贵阳、长沙、广东、广西、福建、淅江、安徽、江苏、山东、山西、新疆、 Under the great situation of continuous development under the proletarian and baryack movements, the first national conference on the design of colored mineral processing business was held on April 25-May 8, 1974, under the leadership of Chairman Mao’s first revolutionary base Mountain held. The meeting was chaired by Nanchang Nonferrous Metallurgy Design Institute and Northwest Metallurgical Design Institute. Kunming, Guiyang, Changsha, Guangdong, Guangxi, Fujian, Qijiang, Anhui, Jiangsu, Shandong, Shanxi, Xinjiang,