WCMI——What is the working principle of those barcode scanners in supermarkets?

Barcode scanners are efficient and accurate data collection tools, with core value lying in improving efficiency, ensuring accuracy, and enabling traceability.

Application scenarios cover the following areas:

Retail E-commerce: Used for fast checkout, inventory management, and warehouse picking.

Logistics and Warehousing: Used for end-to-end tracking and automated sorting of express parcels.

Medical and Pharmaceutical: Used for patient identification, drug management, and specimen traceability, ensuring safety.

Industrial Production: Used for tracking production processes, material management, and equipment maintenance.

Ticketing and Identification: Used for ticket verification and identity authentication.

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