Starting a Company in the Apocalypse: All My Employees Are High-Tier Zombies

[Zombie Evolution] [No Saintly Heroine] [Multiple Female Characters] Zombies swept across the world, and humanity became their prey. A small number of humans awakened special abilities to protect their kind, but they were steadily driven back by zombies that kept mutating and evolving. Just as humanity was losing hope, a rumor began to spread. “There’s a company down south. The ones moving goods in its warehouse are Tier Five Mountain Zombies, and the delivery service is handled by Tier Six Eight-Legged Zombies. Countless Razor-Claw Zombies are farming hundreds of acres of fertile land!” “I heard the company’s CEO is... human!” Yu Chengbin was at a loss. He’d meant to become a domineering CEO, so how did he end up as humanity’s savior!?