Guys do you know any alternative where they upload official translation as well ??

there is None because they are all copy paste the updates from here and reupload on there like mangab***.com etc.. and thats why we really appreciate the uploaders on this site they are very Thoughtful and Generous
a massive Thanks to:
@kaoru
@seph
@bloomingdale
@jujucat
@yoshikisleftnut
@lo
@Alyne
@cleopatra
@nanachi
@zapito
@Happybunny
@miapia
@nekobasu
@mizzou
@Soo
@Icarus
@Jeyyy
and there are so many of them
ヾ(☆▽☆)ヾ(☆▽☆)ヾ(☆▽☆)