C815 Absolute Beginning World, Turbid World, Profound Sky!
The Perfect World also had a medium-sized source stone mine and two small source stone mines.
The large source stone mine had long been dug up.
The medium-sized source stone mine was currently controlled by a large family in the Absolute Beginning World.
Of the two small source stone mines, one was controlled by the Tian Xuan World, while the other was controlled by the Turbid World