Cang Wushuang and his eight elders’ expressions shifted completely. They were all well aware of what pills refined with pure Primordial Spirit signified. They had never heard of any alchemist capable of refining with pure Primordial Spirit; it was unheard of.
Of course, they did not doubt Su Chen’s words. Since he was able to produce them, it meant these so-called Qiankun Pills were indeed refined with pure Primordial Spirit.
"As for this type of pill, it is called a Blood Wheel Pill. It is a formula I recently developed. Because my alchemy level is limited, the current Blood Wheel Pills cannot reach a high grade, and they are also restricted by the Blood Wheels themselves."
Chapter 390