what the improvements required to accept this theme ?

This Build On My Approval Template : [MOD: REMOVED TO PREVENT SELF PROMOTION Please do not share links to your own items for sale in the marketplaces]

WP Theme Demo URL : [MOD: REMOVED TO PREVENT SELF PROMOTION Please do not share links to your own items for sale in the marketplaces]

That item was already approved - - Be Specific

you mean html item