JD Cloud plugin x and plugin y refer to an extensible service implemented on JD Cloud. It allows users to implement specific functions by installing plugins. For example, plugin x can implement load balancing, traffic management, security checks and other functions, while plugin y can expand JD Cloud's application resources, such as model training and deployment. In addition, users can also use plugins to enhance JD Cloud's digital resources, such as application market, log collection and management and other functions.