Laser polishing on the metal surface, as a new type of laser processing technology, has an advantage of high machining efficiency, nice material removal effect, excellent material utilization and so on. The types of metal materials used in laser polishing are presented. The laser polishing application machine types are analyzed. The theory models of laser interact with metal surface when laser polishing the metal surface are discussed. The process parameter and polishing effect of laser polishing on the metal surface are reviewed in detail. The current situation and the trend of laser polishing on the metal surface are evaluated and prospected.