An old man and a young man chatted for a few minutes.

Suddenly.

Principal Du Feng's voice came from the office.

Instantaneous volume up several times!

Startled the school assistant who was just about to come in.

"What?!"

"You said you want to build a R&D base with the school!"

Knock knock!

There was a knock on the door of the office, and Principal Du Feng's expression was a little more restrained.

Gently sat back in his place and said to the outside door, "Please come in." ”

"Fishing at work, but my colleague turned out to be the daughter of the group" Chapter 279 Engage in construction, research center! I am hitting it in my hand, please wait a moment,

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