Flowcytometry,integrating optics,fluidics,electronics,and computer technology,is a general method for analyzing microparticles such as cells,bacteria and other microorganisms with high efficiency,integratingoptics,fluidics,electronics,and computertechnology.Withthe application ofall kinds ofnumerˉous advanced technologies,flowcytometers are getting becoming smaller,cheaper,faster,more integrated and better in performance.In this paper,new advances in developing flow cytometry are reviewed.