The heavy quake happed on May 12, 2008，Wenchuan，Sichuan resulted in lots of people′s death and injury as well as great lost of estates. In order to rescue these people from suffering and save their estates lots of rescuers and materials from in and abroad had arrived in this region timely which has proved their great effectiveness. However, with the income of these rescuers and materials, It could also see the some alien species which will probably result in ecological invasion if we do not exert effective control on them. Therefore, strategies for controlling the invasion of alien species should be introduced, including (1) strengthening ecological risk assessment for invasion alien species, (2) careful monitoring for the dynamics of invasion alien species and (3) adopting scientific methods to control invasion alien species.