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<p style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetica,Arial,sans-serif;font-weight:normal;hyphens:auto" data-flag="normal" lang="en">最近，北京市的一些餐饮店流行起“扫码打赏”，消费者如果对服务员的工作很满意，可以通过扫描服务员制服或者所挂牌子上的二维码支付一定金额的“小费”。</p><p style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetica,Arial,sans-serif;font-weight:normal;hyphens:auto" data-flag="normal" lang="en">i was made a promise, tell you something interesting stuff in beijing.我没有忘记啊，我的朋友们，this article says: “recently, a batch of restaurant in beijing more and more popular to use QR code pay tip. Customers pay money via QR code on their uniforms, if they are guaranteed the service. </p><p style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetica,Arial,sans-serif;font-weight:normal;hyphens:auto" data-flag="normal" lang="en">A growing trend in China's first-tier cities now gives customers the option to tip the waiters/waitresses in restaurants by scanning a QR code on their uniforms. The tip...