Based on the organizations' understanding of this world, superpowers were unique abilities that were like the DNA of each supernatural being. By matching superpowers, they could identify which supernatural being the power belonged to.
As a result, following the rescinding of the arrest warrant issued by the Qing Consortium, the Li Consortium had put Xu Xianchu on its wanted list.
Xu Xianchu's power was no secret, after all. Besides, back when Luo Lan was at Stronghold 109, he even enlisted Lu Yuan's help specifically to capture Xu Xianchu. As such, when Captain Zhou, Lin Qi, and the rest of the platoon returned to Stronghold 108 and debriefed, the head of the Li Consortium's army immediately realized that all of what had happened in the mountains must have been caused by Xu Xianchu!
As for why the wolf pack had moved from their original location, it was obvious that they must have sensed danger and shifted elsewhere in advance!