C913 The Difference Between the Wool

"Gentlemen, this is the first time you've come to Stone Gambling, right? Why don't you come and take a look at these few pieces of raw material?"

Just as Lin Xi was about to give up and Big Head was about to pick a random stone to settle the matter, the young boss sitting behind the stall suddenly greeted them.

However, it was very strange. There were clearly four stalls