SpireStock
SpireStock
TechnologyAlso known as: Quick Response Code, 2D Barcode

QR Code

A two-dimensional matrix barcode that can store significantly more data than a traditional barcode, widely used for UPI payments, product authentication, and traceability.

Full definition

A QR code (Quick Response code) is a two-dimensional matrix barcode that can encode up to 4,296 alphanumeric characters, roughly 100x the capacity of a standard barcode. In Indian distribution, QR codes serve three major functions: UPI payment collection, product traceability, and anti-counterfeiting. Post-demonetization, QR-based UPI payments became ubiquitous, even the smallest kirana store now has a printed QR code for digital collection.

For FMCG brands, on-pack QR codes are increasingly used for consumer engagement (scan to verify authenticity, access recipes, or join loyalty programs) and for supply-chain traceability. A QR code on a milk packet can encode the batch number, manufacturing date, expiry date, plant code, and a unique serial identifier, enabling product recall down to the individual unit if needed.

In distribution operations, QR codes on e-invoices (mandatory for B2B transactions above Rs 5 crore turnover) contain IRN and invoice details, allowing instant verification by the recipient or tax authorities without manual data entry.

Real-world example

Nestlé prints a unique QR code on every Maggi packet; scanning it shows the manufacturing plant, batch, and best-before date, enabling targeted recalls without pulling entire production runs.

See QR Code in action

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