Liu Zhǎngguì glanced at Zhao Xuēn again, nodded at him as a greeting, then turned and walked away.,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,Mr. Wu smiled without making a sound. Liu, the shopkeeper, had a smile on his face. The old man was testing him, wasn't he。