C687 Retired Professor

"Huahai University? How come I didn't know? " Yang Tao said in surprise.

"Oh, oh, I forgot that you're from Huahai University, you're a retired professor in your school. You died during the summer vacation, of course I don't know." Xia Xue said.

"So it's like that." Yang Tao nodded and agreed with him in his heart. Honestly speaking, other than teaching his teachers