Store of All Worlds: Plunder the Worlds from Zero Yuan Purchase

Just because of a complaint, the system hit me, bound to the infinite trading system, and obtained the Wanjie Store. Traveling through the heavens, the black-hearted profiteers are out. What's a 10-fold profit? What about a 0-fold profit? They are all outdated! A real profiteer should learn to buy at [-] yuan, zero cost, to maximize the profit, infinite times the profit! I heard that a country that lives a good life is very rich, hehe, hehe, let's start from here? Conscientious merchants come to buy goods! ... Trading world: To be locked, Happy Baby, Magical Ayo, Assassin Wu Liuqi, Monster List. Alternative world: ∞. Current world: Assassin Wu Liuqi. Domination of the world: Pleasant Goat and Gray...