I'm a Businessman

Wu Xuan travels through Blue Star, a world where martial arts is popular. He finds that everyone here can fly into the air, a punch can have the power of ten thousand kilograms, and all kinds of special effects shine in fights. And what should I do if Wu Xuan can't practice after traveling through time? Wu Xuan: "Eh?! Try binding a system." After Wu Xuan bound to the ghost trading system, he opened a shop and his strength gradually increased until it made everyone else feel outrageous. Wu Xuan: "I am just a businessman." Others: "Is this the kind of strength a businessman should have?!!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.