昆明冶炼厂是云南省冶金厅所属的有色冶金企业。建于1937年,至今已有五十年的历史。工厂原设计能力为1200吨/年,只生产电铜和铜线锭,主要设备冶金炉和机电设备以及钢材均靠国外进口。解放前实际平均年产量只200吨左右。解放后,在党的领导下,工人当家作主,生产力得到解放,结合工厂实际情 Kunming Smelter Yunnan Metallurgical Department belongs to the non-ferrous metallurgical enterprises. Built in 1937, it has been fifty years old. The original factory design capacity of 1,200 tons / year, only the production of copper and copper ingots, the main equipment, metallurgical furnaces and mechanical and electrical equipment and steel are imported. The actual average annual output before liberation was only about 200 tons. After the liberation, under the leadership of the party, workers became the masters of their own affairs and their productive forces were liberated. Combining the actual conditions of the factory