Sausage store owner Yu shows his business card with QR code image at a market in Hangzhou, East 皇冠体育app's Zhejiang province, Jan 5, 2015. Customers welcome the method to pay via scanning the code with their smartphones because it is clean and quick. 皇冠体育app's e-commerce leaders like Alibaba and Tencent have been promoting the new payment way in shopping or taking a taxi. [Photo/皇冠体育app News Service]
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