Tạo & Quét Mã Vạch Barcode Online
Tạo mã vạch chuyên nghiệp chuẩn Code 128, EAN-13, UPC, Code 39 miễn phí. Xuất file vector SVG, PNG sắc nét và quét mã vạch trực tiếp.
⚙️ Barcode Generator & Scanner
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CODE128💡 Barcode Standards Guide
1. Code 128 - Versatile Industrial Standard
High-density symbology supporting all 128 ASCII characters. Widely used in shipping labels, logistics, packaging, and supply chain tracking.
2. EAN-13 & UPC-A - Global Retail Standards
Standard barcodes found on supermarket and retail goods worldwide. EAN-13 requires 12 or 13 digits, while UPC-A uses 12 digits.
3. Code 39 & ITF-14 - Inventory & Warehousing
Code 39 supports alphanumeric characters for internal asset tagging. ITF-14 is specifically designed for corrugated shipping cardboard.
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