With Wizard ---- Archive Builder, you can customize multiple MIDlets in a MIDlet Suite, such as custom MIDlet suite named MIDlet Suite Test, in the JBuider screen, right click on the MIDlet Suite Test, select Rebuild That is, JAR files and JAD files are generated below the engineering directory. Note Details during customization. With Wizard ---- Javadoc, you can customize Standard Doclet Test, then right-click Rebuild (partially above), which is generated below the project DOC directory to generate n Help documents (HTML formats). At the same time, it should also be noted in the details of the customization process. There are other specific details, see JBuilder Help in JBuilder.