The QR code is paid for "Li Gui" The man changes the "code" in the early morning The trader is completely ignorant.



  1. The QR code is paid for "Li Gui". The man changes the "code" in the early morning, the seller does not know at all.
  2. The worldwide identification and registration authority for QR codes was formally established.
  3. & # 39; The world's first publisher of QR codes for logging logos was established in China and has passed the registration assessment cnBeta
  4. from

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