"Well, I can say that I used to be, but now I'm retired. I'm specialized in my own research. If you're interested in these things, you can find me. I like the phone number and address on this business card. To be honest, I like you very much." The old man said happily.

"ha ha, Professor Chu is very polite. OK, I will look for your forehead if I need it later." Ye Tian also said at will.

"OK, don't call me any professor to teach in the future. It's not good. Call me Chu Lao. It's kind." Chu Peng said.

"OK, Mr. Chu, let's go first." After that, ye...