ASP。Net web服务器控件，生成HTML和Excel。

I am developing a web application that contains a great deal of reporting. The reports are fairly basic, but some have multiple datasets or embedded charts. One of the key requirements is that each report can be exported to Excel. The Excel version of the report is disconnected and should look the same (or very similar) to the web report. That includes formmating of values, cell styles, number of rows/columns, charts, etc.I am developing a web application that contains