C1292 An Egg Hitting a Rock

The control room is on the second floor, the door is open, and there are only a few people inside.

Shen Guanlin pursed his lips and pushed the door open. He squinted his eyes and looked around. Just as he was about to speak, someone stepped out first.

"You are here to check the surveillance cameras, right?"

"You can speak Mandarin?" Xie Zecheng stood behind them and said calmly