The entire Wan Jian Sect Main Lineage, Inner Sect, Outer Disciples number over a million in total. Add to this the nurtured Sword Slaves and those on miscellaneous tasks, the population exceeds ten million. The amount of medicinal herbs consumed daily is uncountable.
If they were all to be purchased from outside, the costs would undoubtedly be astronomical.
Therefore, the best solution is self-sufficiency.
It's very likely that Pu Li and others who are sent to make elixirs will be burdened with extremely heavy tasks. Enough to work them to death.
This is not a misuse of talent, but the use of a General as a common pawn.
Pu Li and his peers were all daring to be angry but not to speak, knowing too well that objecting would be futile. Not only would they gain no benefit, but they might even face more oppression.
For now, the most important thing is to establish firm roots before gradually expanding our power.