With more demanding environmental protection requirements and decreasing grades of gold ore resources,non-cyanide gold extraction technology and refractory gold ore pretreatment technology are drawing more attention.How to extract gold in an efficient and environment-friendly way has become highly topical in the metallurgy industry.The paper summarized the current status and progress of gold ore leaching technology and refractory gold ore pretreatment technology.The mechanism of the processes is analyzed and the advantages and disadvantages are compared.The research provides references and guidance for the development,promotion,and application of gold extraction processes.