But very soon, these people each received a small piece in their hands.
And after they received it, they were puzzled, turning it over and over without seeing anything unusual.
Of course, with over a hundred people present, some of them did notice something.
As these people realized the peculiarity, a wave of astonishment echoed through the venue.
Word spread rapidly, and in a short time, everyone in the venue discovered the nuance of the items in their hands.
What a surprise when they didn't notice it at first glance: these little gadgets could all be taken apart.
And even upon the closest inspection, the joints were invisible to the naked eye.
This level of craftsmanship had already met the requirements for super precise components.
However, what shocked them the most was that none of these little gadgets were identical.
Some of them even featured extremely difficult, unusually shaped connections.
