need some advize on a tune I'm working on

[iandys]

hello I'm working on a dubstep tune in reason. I'm know 5 months in producing. I almost got this tune finished I think. But before doing that I wanna hear some comments and some advice, so maybe I have to change some things.

Thanks !!
link:

http://dnbshare.com/download/iandysdubstepproject2.mp3.html