In ancient times, when there was no mechanization, it was difficult and expensive to build a modern factory.

As a time-traveler in the 21st century, Lin Kai has mastered a lot of modern production technology.

But back in ancient times, Lin Kai often belonged to the poor woman who had no rice, he knew how to generate electricity, but how to make the machine that made electric energy, how did Lin Kai make it empty-handed?

In Lanling, Lin Kai uses steam......

"Crazy Little County Order" Chapter 39 A slap in the face of the empress is hitting the hand, please wait a moment,

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