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Why China Bulang ethnic group in Yunnan blackens teeth when they reach teenage years

Tradition among mountain people uses smoke from burning wood to make gnashers black; legacy of vanishing ritual remains today.

Tradition among mountain people uses smoke from burning wood to make gnashers black; legacy of vanishing ritual remains today.

2 days ago·Hong Kong

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South China Morning Post broke the news in Hong Kong 2 days ago on Friday, January 30, 2026.

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