C901 Director Sun Was Shocked by the One-billion-dollar Donation

Lin Chen smiled and nodded.

Actually, he was also a little curious.

Chen Da also wanted to say something else, but he was afraid that he would say something wrong, so he could only choose to shut his mouth.

After dinner, Lin Chen followed them to the laboratory of Pulin.

Chen Da took out the key, opened the safe and brought out a small square glass display cabinet.

Inside was a smartphone