C258 Others may Take Ten Minutes to Look at the Material but I Only Need One Second!

"Mr. Lang, this piece looks promising," Hsiao Yu remarked in the bidding area, gesturing toward a stone labeled number 23.

The stone was modest in size, weighing around ten kilograms, and was coated with a fine layer of yellow sand shell. It had no window and was a complete gamble in stone gambling terms.

The shell's texture suggested it hailed from the renowned old pit mining area of Mu Na