Abstract: The present status of dressing technology on copper and nickel sulfide ore was summarized from the aspects of ore characteristics, ore dressing process and dressing agents, etc. Descriptions were made on how to further improve the comprehensive utilization rate of copper and nickel sulfide ore, recovery of accompanying elements, realize intensive mineral dressing, preliminary proposed the future development of copper and nickel sulfide ore processing technology direction and research content. Ideas and references for scientific and technical workers and field technical managers engaged in copper and nickel sulfide ore dressing was provided.