Hi Yacinus,
Thank you for your update.
Below is the sample link which helps you to add hyperlinks to the Grid Grouping control which helps you to navigate different url.
http://websamples.syncfusion.com/samples/Grid.Web/5.1.0.51/Forum-61883-2/main.htmIn the 'QueryCellStyleInfo' function you can check the rowindex and assign the different url strings.
Please let us know if this helps you.
Regards,
Valli