Chapter 344: Limit nine

Canyn Gu watched Cang Yan and the other three making elixirs.
First of all, it can be seen that the four of them are very skilled in refining the first-grade inferior Spirit Gathering Pill, and it is obvious that they have refined it more than once.
Secondly, their techniques are basically the same, following a fixed rule or technique.
However, this method is completely different from the inheritance of the Immortal Doctors sect.
Canyn Gu became interested and observed carefully.
But...