And so it was that with multiple trade deals settled, Human 18th Civilization entered an unprecedented express lane of development!
Physical Technology and Idealism Technology, especially the strength of the craftsmen, saw all-around rapid development!
A year later, the grand creation project of the craftsmen finally drew to a close.
The reason was... there were no materials left.
Yes, the low-level materials that Shu Mi Dam Civilization had accumulated over the years were nearly exhausted, all transformed into equipment.
As for mid-level and high-level materials, without the inspiration to experiment, humans had not yet reached such a level of luxury...
But this year and more had indeed accumulated invaluable experience for human craftsmen.
And those 31 craftsmen from Shu Mi Dam Civilization ultimately stayed, living within Human Civilization as Strangers.
The collateral offered by Lu Yuan was a fist-sized "Sealing Resin," appraised at 3000 Spirit Essence.