New book: I'm a tech boss behind the scenes

The city issued an article.,Click on the urban classification.,The first one is the big black book.。。

The book does not break off, eunuchs and other events happen.

New books are for collections, recommendation votes, and rewards.

The new book "Billions of Science and Technology Crystallization System" is released! I am hitting it in my hand, please wait a moment,

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