How to create a webserver in Win7CE VC#?

Please suggest me any link of creating a webserver / web service in Win7CE VC# ?

Have you checked this link How to implement Ethernet Client/Server in VC# | Toradex Developer Center

You can try work with sockets from System.Net.Sockets namespace. You can use AJAX and for example XMLHttpRequest to build active page.
You can see the idea here
It’s not on C# but it’s good for understanding how to built your own web-server with sockets.