一级理论和二级理论的区别

It was at this time that Ning Cheng settled down and began to sort out his gains. Nearly a hundred storage rings allowed him to harvest five to six million high-grade spiritual stones. There were very few spiritual herbs, but there were many refining materials. Moreover, Ning Cheng also discovered that most of these spiritual stones were from the Xuandan monk's ring, and there were very few items in the Xuanliang monk's ring....