I have created one Record Type where in I am showing the list of folders. And wh

@kalpenp, Hope I understood you correctly, You need to proceed with a work around in your scenario where the UI might be compromised a bit. What you could do for this is, you can have a button below/ beside each folder you are showing, and on-click of this button you can fetch the contents (documents/ folders) and show it in a separate section below/beside the folder with a dynamic name such as "Contents from xyz". This could be achieved if you build a rule which does all these stuff and there after call it in a repetitive fashion. Let me know if you have any concerns.

@kalpenp, Hope I understood you correctly, You need to proceed with a work around in your scenario where the UI might be compromised a bit. What you could do for this is, you can have a button below/ beside each folder you are showing, and on-click of this button you can fetch the contents (documents/ folders) and show it in a separate section below/beside the folder with a dynamic name such as "Contents from xyz". This could be achieved if you build a rule which does all these stuff and there after call it in a repetitive fashion. Let me know if you have any concerns.