C704 Three Hundred Low-grade Spirit Stones

When Chu Tian heard Yan Chengji's words, he was quite surprised.

He had always thought that the martial artists in the World of the Nine Continents all focused on martial arts and had not studied much else. He never thought that Yan Chengdi would actually think of such a method.

In Chu Tian's original world, there were countless ways to manage a business like this. After all, in this world