Oolong of steeping oolongs in Taiwan and China is called gongfucha. This method uses a small steeping vessel, such as a gaiwan or Yixing clay teapot, with more tea than usual for the amount of water used. Multiple short steeps of 20 seconds to 1 minute are performed; the tea is often served in one- to two-ounce tasting cups. Oolong generally contains caffeine, although the caffeine content in tea will vary based on terroir, when the leaf is plucked, and the production processes. Oolong Oolong (; ) is a traditional semi-oxidized Chinese tea ("Camellia sinensis)" produced through a process including withering
Gleditsia sinensis Gleditsia sinensis Gleditsia sinensis is a species of flowering plant native to Asia. In China, "Gleditsia sinensis" is commonly known as "zào jiá" (). The English equivalents include Chinese honey locust (or Chinese honeylocust), soap bean and soap pod. It is one of the alleged "50 fundamental herbs" used in traditional Chinese medicine. "Gleditsia sinensis" has been used in China for at least 2000 years as a detergent. The thorns of "Gleditsia sinensis" are used as a medicinal herb in China and Korea and may have antitumor properties. The thorns of "Gleditsia sinensis" LAM. (Leguminosae) have been used in traditional