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条形码过时,二维码当道。快速上网、获取优惠券、识别和存储名片、获取公共服务、电子地图定位查询、手机阅读……我们的生活,将带来超乎想象的改变!
Bar code obsolete, two-dimensional code in the corridor. Quick access to the Internet, access to coupons, identification and storage of business cards, access to public services, electronic map positioning queries, cell phone reading ... ... our lives will bring unimaginable changes!