Focused on the bottleneck of the web page distribution performance caused by the sharp increasing of website quantity carried by CAS website group platform, we have deeply analyzed the network structure of the platform. We optimize and remould the platform by adopting several methods such as using NFS Share mode to replace FTP Synchronous mode, setting up intermedia data server, replacing with virtualization platform, etc. We successfully improve the handling capacity of the release module of the platform, and effectively resolve the problem of the platform distribution performance.