Oolong ( The degree of fermentation can range from 8%\346\226\275\346\265\267\346\240\271\357\274\214\344\270\255\345\234\213\345\220\215\350\214\266\345\234\226\350\255\234\343\200\201\347\203\217\351\276\215\350\214\266\351\273\221\350\214\266\345\217\212\345\243\223\350\243\275\350\214\266\350\212\261\350\214\266\347\211\271\347\250\256\350\214\266\345\215\267 p2\357\274\214\344\270\212\346\265\267\346\226\207\345\214\226\345\207\272\347\211\210\347\244\276 2007 ISBN 7807401303 to 85%, depending on the variety and production style. This tea category is especially popular with tea connoisseurs of south China and Chinese expatriates in Southeast Asia,Joseph Needham, Science and Civilization in China vol 6 part V 40f Tea Processing and Utilization, pp535-550 Origin and processing of oolong tea as is the tea preparation process that originated from this area: gongfu tea-making, or the gongfu tea infusion approach.