C1018 Brother Song Can You Change Too?

Soong Xian nodded. "It's the sixth floor!"

As he spoke, he took out his laptop and said to Qiao Tianyu, "Put an electronic bug on it to take a look at the situation."

"Okay!"

Qiao Tianyu took out a small black box from the car's storage box and opened it. There were many small grids inside. In each small grid, there was a black electronic bug that was even smaller than a fly