Yu Yuanzhong stopped his brother-in-law from doing things on the machine, naturally not because of how noble he was.

Instead, he was very sure that with Su Mu's shrewdness, he would definitely start and try it before pulling the machine away.

If there is a problem with the machine, Su Mu will definitely not accept it, and according to the contract, he will be fully responsible.

"Brother-in-law, I'm naturally not so stupid as to make the machine spin."

......

"Back to 1981: Marrying the Love of Your Life at the Beginning" Chapter 143 Test the machine is hitting by hand, please wait a while,

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