I Am Such An Expert; Why Do I Have To Take In Disciples - Chapter 439 - Yes, I’ve Already Broken Through

This is a story about the protagonist getting the system, going crazy in the biochemical apocalypse, producing aircraft and tanks, destroying zombies, saving good people and killing bad people.

- Description from novelbuddy

Rob was a high-level hacker and wanted by many government organizations because he leaked the secrets of many countries. So he didn't dare to come out of his hiding much. Since he was alone, he lived a difficult life, which that he found the joy and the excitement of life in only two things: The rule of the Internet, and the anime world. One day he came across an interesting advertisement on his personal computer that turned his life upside down.[Ding!] [The art publishing system is being prepared...] [The system is ready!] From that time onwards his goal became to draw One Piece manga in the pirates' world!

Xu Yiyang, who was only late in his life when he was middle-aged, returned to 1999 in a dream.

At the turn of the millennium and the turn of the century, he realized a truth:
Not only to be famous early, to start a business and make money, but also early!
………………
New book uploads, new stories, new voyages,
Hope you all support!

- Description from Uukanshu