บท 1699: Patent Application, the Eye of Micro-Exploration (2)

This made everyone extremely happy.

They had come to the workshop, working tirelessly day after day, just for the chance to witness Chief Han's craftsmanship firsthand.

Moreover, since Chief Han had spoken, the methods he used for crafting must be something they could learn, not those overly profound techniques they couldn't grasp.

Upon arriving, they realized that this refining session was actually related to patent certification trials.

Patents.

They were naturally aware.

But they had only heard of them, never seen them.

This was because the refining techniques passed down in Pagoda City were relatively outdated. They were all ancient methods.

The truly popular techniques were all in various large cities.

They had no idea how to certify patents.

Not just them, even the three titans and the two from Maple Forest City had no clue.