So first of all, you have to develop some heavy industry.

Secondly, let's talk about the glass cover on the electric lamp, although there is such a thing as glass in the Great Jin, but it is all circulated from merchants from other countries, and the quantity is not much, so your light industry must also develop.

Finally, there are people...

"The whole family villain can hear my heart" 153 Randomly driving an emperor crazy is hitting in the hand, please wait a moment,

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