Yin Yuran is also a headache now, if it weren't for Lin Bei, maybe he would have handed over the production method of the spring.

Lin Bei once told her that when it was really a last resort, she could directly teach some people how to make springs.

This is the method that Lin Bei can think of, as long as he has to win over the person he wants to woo, wouldn't it be easy to solve this trouble?

It's just that he doesn't want to put such an important thing in the hands of a certain family, and the greed of the family is far beyond the imagination of these people.

Now the products of Zhuge Repeater are sold......

"Fake Eunuch: If I Don't Die, I'll Be an Emperor" Chapter 186 The material of being born to be an emperor is being hit by hand, please wait a while,

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