Desolate darkness of dread

Using his palace sense, Yang Qing secretly communicated with Zhu Qing on the general contents of the jade slip.

"For the next four months, you will be laying middle-tier orange-grade formations in the places listed there. It is mostly utility arrays for improving the quality of life and preventing future tragedies.

It's standard restoration, rehabilitation, and reclamation works in various places around the continent that have been hit hard. The locations listed in that slip do not belong to any powers and are regions controlled by mortals or at most qi refinement cultivators. 

It's about a dozen or so solitary towns and numerous villages that go unnoticed in the dust of time. Inside the slip, you'll find blueprints you can use but with your talents, there is no need to restrict yourself to them.