Which of these is considered the world's oldest continuously used product brand, originating in ancient times and still in use today?

Long before modern marketing and brand strategies, ancient civilizations created products and 'brands' that stood the test of time. Some ancient products were so well-crafted and recognizable that they became famous across vast trading networks. Test your knowledge about ancient product marketing and see if you can identify history's oldest continuously used commercial brand - an achievement that spans millennia!

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Kikkoman soy sauce (Japan, founded 1630 but claims roots to 16th century)
Twining's Tea (England, founded 1706)
Stella Artois beer (Belgium, founded 1366)
Ching Ho Soap Factory (China, founded 958 CE during Song Dynasty)