C803 Refining Failed?

"Kid, there's only 30 minutes left. I would like to see how you're going to refine the Yun Huan Dan."

Ling’s sneered. In half an hour, no matter how fast Wu Chen was, furthermore... The medicinal pill he refined was the hardest type of medicinal pill to refine within the Fifth-rank Pill. Even if he really knew the pill formula to refine the Yun Huan Dan