C751 There's no way to get a certificate

After Qiao Yu finished his call, he got someone to call Gao Feng in.

"Brother Yu, what can I do for you?" Ruffian Feng said angrily.

Despite his wretched appearance, he was actually a highly intelligent person who did things in a casual manner.

Now he was also the manager of the technical department in the Qiao family international group. He could be considered a 'cornerstone' of the company