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![Tea farm in China](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2024/02/021424_no_tea-taste_feat.jpg?fit=1030%2C580&ssl=1)
The mountainous region of China known as Wuyishan, shown here, is a renowned source of rougui and other oolong teas.
Wei Xin