The young man looked up and smiled at the middle-aged man. He wasn't bad-looking, with a mouthful of big white teeth that calmed the stall owner down by a third.,With a few teasing remarks, Zhao Xuan also seemed to understand.,To say Zhao Xuan understands authentication is a joke. He doesn't even understand the jargon and runs to other people's stalls saying they're selling fakes. What kind of person does that。