C473 The Smartbrain Was Born Carefully

Qin Huan nodded and said, "This reporter has a good eye. Other than the large computers, the other equipment here are also very advanced. There is a solar-powered power supply system, a dehumid and dry ventilation system, and these small and cute automatic sweeping robots, as well as the air cleaning robots in the air. In ten years, no one has cleaned this place, and it is still as clean as new