Lao Si, hearing Zhao Xuan's question, instinctively wanted to get angry, but remembering what Liu Zhuangguan had just said, he snorted coldly and replied unhappily:,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,Xia Guo let go, and Liu Zhuangui started to take over. He first looked at the smaller piece, took it in his hand, and at a glance, his face lit up. After playing with it for a moment, he put it down.。