THE WORLD’S STRONGEST HARD WORKER is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

The second half of the Japanese title 才能が【努力】だったので効率良く規格外の努力をしてみる translates to My talent was [effort], so I will try to make non-standard efforts efficiently.