Oolong Oolong Oolong (; ) is a traditional semi-oxidized Chinese tea ("Camellia sinensis)" produced through a process including withering the plant under strong sun and oxidation before curling and twisting. Most oolong teas, especially those of fine quality, involve unique tea plant cultivars that are exclusively used for particular varieties. The degree of oxidation, which varies according to the chosen duration of time before firing, can range from 8–85%, depending on the variety and production style. Oolong is especially popular in south China and among Chinese expatriates in Southeast Asia, as is the Fujian preparation process known as the Gongfu tea
History of tea now the largest exporter of tea to the United Kingdom. There is also a great consumption of tea in Chile. In South Africa, the non-Camellia sinensis beverage rooibos is popular. In South America yerba mate is a popular infused beverage. The only European plantation is Chá Gorreana, located in Ribeira Grande, São Miguel island, Azores (Portugal). In South America, the tea production in Brazil has strong roots due to the country's origins in Portugal, the strong presence of Japanese immigrants and also because of the influences of their neighbor's yerba mate culture. Brazil had a big tea production until the