Dragon Race Player is a Manga/Manhwa/Manhua in english language, manhua 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

In order not to let the world’s first quantum game, which he worked so hard to develop fall into the hands of bloodthirsty investors, Li Menglong, a young genius of quantum computer, fled and killed after locking the game, and unexpectedly crossed into the game world he built. Since then, Li Menglong has been fighting using wits and courage to prevent investors