Hao Ren was somewhat puzzled; he had never heard of such a thing.Su Han's expression turned serious. "If you only want to practice up to Gen level, this crystal won't mean much to you. Ah Zi didn’t in...ught me the method of pill refinement; I’ve come over here today to borrow some space and materials for refining pills," Xie Yujia said softly.“You refine pills" Su Han, who was usually calm, was also...