1. Modify NetBeans.conf under NetBeans-4.0 / ETC /. NetBeans_Default_Options = "- J-XMS32M -J-XMX128M-J-Xverify: None" Change to NetBeans_Default_Options = "- J-XMS32M -J-XMX128M-J-Xverify: None --FontSize 12" Now when you open the file dialog When you can see the Chinese directory (not before modification). 2. Enable the code editor to support Chinese menu Tools ----> Options -----> Editing ----> Editor Settings ----> Java Editor, select Color & Font, select SIMSUN. The rest of JSP, HTML, and DTD editors are so pushing.