The stall owner's temper just flared, his nostrils flaring, eyes wide and bulging, looking like he was about to start a fight:,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,"Hey young man, come take a look. Just get one thing right and you're hired."。