Last 5 DesignsHard Rejected!

I am an author since 2014 and professional graphic designer with 15 yrs of experience in Gcc and India. I have 42 designs in graphicriver. Around 1 year my 5 designs hard Rejected. There was no reasons. I know regarding the quality and guidelines of envato. Anyway i found many very bad designs uploaded in this site. Why they are rejecting good designs. I think the reviewers not professionals. Or how they approved my 42 designs. How Will get correct answer from envato team