C762 At the Three Mines.(2)

"Not bad, you did well. But are the doors of the residential buildings also like this?"

"Of course, Mr. Xia, this place is designed according to the Doomsday standard. There are no props at all, and everything is designed based on the real thing. I told the designers that you have to design a building that can be defended in any situation. Although this is a bit exaggerated