Chairman Kang: The Newcomer is a Manga/Manhwa/Manhua in english language, Drama 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

“I’m Kang Yong-ho, the Chairman of Choi Sung Group, one of South Korea’s top 10 conglomerates. Just when I was basking in the glory of my retirement declaration, out of the blue, a new employee fell from the sky and landed on my head. But hey, where’d my body go, and now I’ve turned into a new Employee?! “What’s this? Are you telling me to start with Excel or something?”