The researcher of the latest weapon and equipment researched by the empire is none other than Gao Yu!

And this person is simply a demonic existence, not only a genius in research, but also a more mysterious identity.

In addition to these, there are many projects with Gao Tang's name on them...

"Eighty Blessed Wife Raising Buns" Chapter 823 Big Young Grandma? I am hitting it in my hand, please wait a moment,

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