What is the reason of rejection of my Item?

I submitted my product 10 days ago,
after 10 days envanto said: "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."

Admin panel link.

Android App link:


Your Smart Blog

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any expert here, kindly tell me what is the reason of rejection of my ITEM.

and I want to ask Envato that:

What is the reason of rejection of my Item?
What is your quality requirement?
And what is the proof that my item will not be sold to anyone else?