How to expand the library of twinmotion

Hi guys, i want to ask is there anyway to expand the library of twinmotion? like where can i find more construction plant? the default library is good, but very limited type of plants. I saw someone is import the fbx. into twinmotion and add to user library, is there some free libraray can be download?
Much thanks.

Hello , for suggestions and request please use the submit idea on the Twinmotion Public Roadmap.

Thank you

MC