Significant achievements have been made in the exploration technology innovation and application of Sandaowanzi Gold Mine in Heilongjiang Province.The unified model provides strong support for the accurate assessment of gold resources.At the same time,the mining area also adopts remote sensing technology and geographic information systems to achieve com-prehensive monitoring and analysis of the geological structure of the mining area,which helps to discover potential mineral de-posits in a timely manner.In the exploration work,Sandaowanzi Gold Mine also drew on international advanced mineral identi-fication technology and successfully identified various ore components through high-resolution spectroscopic instruments,im-proving the efficiency and quality of gold mining.In addition,innovative research on underground exploration technology has been carried out in the mining area,which has improved the accuracy of deep mineral exploration.