Data Matrix

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    Còn được gọi là:
    
    Data Matrix Code
    
    ECC 200
    
  

  

  
  
A competing 2D matrix barcode (ISO/IEC 16022) that predates QR codes. Smaller maximum size but without the quick orientation detection of QR code's finder patterns. Common in electronics manufacturing and postal services.


  



  

  
  
  
  

  
  
  
  

    
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