So they would ask for appraisals, but most appraisals were paid. Only Liu Guan (Liu the shopkeeper) would occasionally give them free appraisals.,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,Moreover, besides a few well-established brands in Panjiayuan that guarantee quality, which other stores there don't sell fakes。