The application of cutting tools of shield in complex strata of Nanjing Yangtze Rivercrossing Tunnels and Nanjing Rivercrossing Metro Line No. 3 and Line No. 10 is analyzed and summarized. And then the initial design, application and management, cutting tool checking and replacing, incident prevention and boring recovery of cutting tool management are proposed, so as to improve the application and management of cutting tools of large slurry shield in China. The results can provide reference for application and management of cutting tools of shield in similar projects in the future.