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Also QR codes in china: http://en.people.cn/n3/2017/0418/c90000-9204536.html http://en.people.cn/n3/2017/0418/c90000-9204536.html
by woolvalley 9y ago
Also QR codes in china: http://en.people.cn/n3/2017/0418/c90000-9204536.html http://en.people.cn/n3/2017/0418/c90000-9204536.html