Step a: add a data source
In the data source Click 
to add a data source to obtain the statement window, enter the data set: "select *, '' as a from city sales," added data source ds1. Add a data source ds2: "select * from sales where urban provinces like '%' || @ {param1 } || '%'". param1 parameters are as follows:
Step two: Create a worksheet
According to production methods map the way reporting system and sub-reports, complete results are as follows.
Map configuration is as follows:
sheet4 effects and configuration as follows:
sheet2 effects and configuration as follows:
sheet3 effect is as follows:
Step 3: setting region Linkage
Once you've selected a map, right click and choose "regional linkage", the new three regional linkage, the parameters as follows:
Step Four: Click on the toolbar 
to preview renderings.
Step Five: Save Report
In the menu bar, click on File - Save template, template named regional sales multilayered drilled report.
Regional linkage effect can not be displayed in the designer, can be seen at the end of the service interaction effect.
