Biometallurgical technology has the advantages of environmental friendliness,low cost,zero harmful gas generation,easy control of liquid production and wide range of applicability,so it is constantly adopted by modern mining enterprises.This paper introduced the principle of biometallurgy,overviewed the process type and features of biometallurgical technology,summarized the application of biometallurgical technology in the gold industry,and looked at the prospect of biometallurgical technology development,providing basis for the promotion and application of biometallurgical technology.