Which ancient civilization created the first documented system of product quality seals that functioned similarly to modern brand certifications?

Long before modern marketing strategies, ancient civilizations had their own versions of brand loyalty and customer experience management. Artisans and merchants in these early societies developed distinctive marks, quality standards, and reputation systems to attract and retain customers. This poll explores how ancient Mesopotamians, Egyptians, Romans, and others developed early concepts of 'branding' that influenced commerce for thousands of years.

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Ancient Egypt with the royal cartouche marks on pottery indicating palace-approved craftsmanship
Mesopotamia with cylinder seals used by merchants to guarantee product authenticity and origin
Ancient Rome with the 'ex officina' stamps that identified specific workshops and craftsmen
Ancient China with the imperial chop marks certifying official goods for the royal court