Microsoft Office Excel is a spreadsheet-application which a good mean to store data in spreadsheet in a table (tabular) form. In this article, we will see how to display data (retrive data or read data) from an Excel spreadsheet using ASP.NET. We are reading an Excel file in ASP.NET. Our ASP page will be on remote server and an Excel file in our desktop. First of all we need to upload it to a remote server and then retrive the data. So we are design a form to upload an excel. There will be possibility that we have to retrive data from a file again and again so we will rename Excel and then upload it.