One page PSD template got rejected

Hi experts.
I am a new to themeforest market. I have uploaded a one page psd template and it got rejected.
The reason is :
Thank you for your submission. We have completed our review of “Health and Fitness | One page Multipurpose PSD template” and unfortunately we found it isn’t at the quality standard required to move forward, and you won’t be able to re-submit this item again.

Could anyone help on this? I would like to make improvement.