Hi Ram,
Thank you very much for your interest in Syncfusion Products.
Using Essential XlsIO, a blank worksheet can be added to a particular location in the worksheet with the help of move method by specifying the position where to place the created worksheet. We have created a sample and it has been attached for your reference. Please try the sample and let us know if this helps you.
Please let us know if you require any further clarifications.
Thanks,
Pauline Bosco.
AddBlankSheetSample_98533_73ed9411.zip