Abstract:Application and development of many domestic original technologies such as side-blowing copper smelting, top-blowing copper converting, dual direction parallel electrolysis process, continuous treatment of arsenic-containing waste acid, and new equipment such as steam & electric combined drive high power motor with sole axis and domestic low temperature heat recovery system in first phase project of Guangxi Nanguo Copper Co., Ltd. were introduced. The significance of new technology and equipment to improve technological level of copper smelting in China and even in the world is put forward.