Merge 3 Excel files into 1 excel file. (xlsx) : Hello i am parsing some data into a excel sheet and i am generating 3 excel sheets(Compliance1.xls,Compliance2.xls,Compliance3.xls) by using the below code:


owb.SaveAs(Input_File+@"\Compliance1.xls",Microsoft.Office.Interop.Excel.XlFileFormat.xlWorkbookNormal, Type.Missing, Type.Missing, false, false, Microsoft.Office.Interop.Excel.XlSaveAsAccessMode.xlNoChange                        Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing); 

i want one excel sheet to be generated with 3 of compliance sheets in it

please help me asap