I need to display data in grid view with merged rows for some columns. Please help me to prepare a grid view in below defined format: 
And the original data comes from database is in below format:

Please help me to find best way for doing this task dynamically and efficiently.
Is this feature available already? or the colspan
Hi YihShin,
Thanks for your update.
We have not implemented this feature yet. We will let you know when this feature is implemented. Also, you can follow up with the below feedback link for further updates.
feedback link: https://www.syncfusion.com/feedback/23230/support-to-merge-the-rows-and-cells
we appreciate your patience until then.
Regards,
Renugadevi