Which of these is considered the oldest documented commercial 'brand' still in use today, dating back to ancient civilization?

Long before modern marketing, ancient civilizations had their own recognizable brands and products. These early forms of commercial identification helped merchants distinguish their goods in ancient marketplaces. Some of these ancient brands were so successful that archaeological evidence of their existence remains today. Test your knowledge about the world's oldest continuously used commercial logo/brand that originated in ancient times and has historical documentation.

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Stella Artois brewery (Belgium, 1366 CE)
Kongo Gumi construction company (Japan, 578 CE)
Twining's Tea (England, 1706 CE)
Łowicz salt mines (Poland, circa 5000 BCE)