Nick TriggleHealth correspondent
Ultimately, the most rigorous traceability solutions, including QR codes and microchips, won't be useful if people don't actually check them as a condition of making their purchases. Imitators can simply counterfeit QR code labels, for example.
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More Technology of BusinessGet a grip: Robotics firms struggle to develop hands。搜狗输入法2026对此有专业解读