To timely and effectively deploy wreck marking buoy plays a positive role in avoiding or reducing casualties,water pollution and property losses to the maximum extent.Based on the analysis of the deficiencies in the actual work of emergency deployment of wreck marking buoy in Wenzhou coastal area,this paper puts forward countermeasures to improve the work mechanism from the perspective of deepening integrative development of maritime supervision and navigation services,so as to improve the effectiveness of emergency deployment of wreck marking buoy.