Hi Swaminath,
To display the date time in the specific formats you need to set the cell format as follows,
>>>>
this.gridGroupingControl1.TableDescriptor.Columns["Date"].Appearance.AnyRecordFieldCell.Format = "dd-MM-yy hh:mm:ss tt";
>>>>
Here is a sample for your reference,
Sample:
http://websamples.syncfusion.com/samples/Grid.Windows/F67871/main.htmKindly take a look and let me know if you need any further assistance.
Regards,
Ajish.