Which ancient civilization first implemented a systematic 'product branding' system, using distinctive seals on pottery to indicate the workshop of origin and guarantee quality?

Before modern logos and packaging, ancient civilizations developed sophisticated brand identifiers for their products. Merchants and artisans used distinct markings to signify quality, origin, and authenticity of goods traded throughout the Mediterranean, Asia, and beyond. These early branding systems played a crucial role in establishing trust in commercial networks spanning vast distances and diverse cultures. Test your knowledge about these fascinating early examples of product identity management!

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Mesopotamia (with cylinder seals dating to 3500 BCE used by merchants to mark clay vessels containing traded goods)
Ancient Egypt (with cartouche symbols used by royal workshops to mark exclusive goods produced for the pharaoh)
Indus Valley (with square stamp seals featuring animal motifs used primarily for administrative purposes)
Ancient China (with bronze foundry marks used during the Shang Dynasty to identify prestigious ritual vessels)