The stall owner was a middle-aged-looking man, but his Cultivation Age was mostly over eighty years old. His strength had reached the Fifth Layer of the True Martial Realm.
He was obviously very surprised that someone would buy the Brass Sand, as there were other treasures on his booth and no one had ever asked the price of Brass Sand before.
But with someone wanting to buy, the stall owner was quite clever. He looked closely at Yang Chen and exclaimed, "You are Yang Chen!"
"It's me." Yang Chen nodded.
It seemed that he was really famous now that he could be recognized wherever he went. This made Yang Chen sigh in his heart, as being famous was not a good thing for him.
However, after seeing Yang Chen, the middle-aged stall owner's eyes cunningly turned and he directly said, "One catty for one Top-grade Spirit Stone!"