Which ancient civilization first used standardized 'brand seals' on commercial products to indicate workshop origin and guarantee quality standards?

Before modern logos and trademarks, ancient civilizations had sophisticated systems of brand identity. From maker's marks on pottery to royal seals and distinctive architectural features, these visual symbols served similar functions to modern branding: establishing authenticity, conveying quality, and signifying origin. This poll explores one fascinating aspect of ancient brand identity that continues to influence modern design principles.

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Mesopotamian (specifically Babylonian merchants, c. 2000 BCE)
Egyptian (royal workshops under Pharaoh Amenhotep III, c. 1400 BCE)
Roman (Imperial manufacturing guilds, c. 100 CE)
Chinese (Han Dynasty state monopolies, c. 200 BCE)