Is there a way to group certain column or row with the help of exceljs library?

For example i need to group cities name according to countries in excel, Is is possible to achieve this task with the help of exceljs library or i have to try some other library.

Note: We are already using exceljs, this is enhancement.
Technologies involved: Nodejs , angular 7

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Source Url Is there a way to group certain column or row with the help of exceljs library?