C138 Preparatory Exhibition

With the passage of time, it was already May, and the robot fair was about to open.

During this period of time, Bai Lingyu had put in too much effort and effort, constantly paying attention to the robot research.

"Director Bai, the exhibition is going to open in five days. Do you have anything else to arrange?" Mary asked Bai Lingyu.

"Not for the time being