Chinese Oolong Tea Secrets Wu Long tea, also known as “black dragon tea”, is among many teas that have an almost mythic quality to them. Their very existence seems to hearken back to another time in which tea was king or queen of the land and in which the tea itself had mystical healing powers that were used by everyone regardless of class or distinction. in Public bookmarkswith chinachinesechineseteaoolongoolongteatieguanyinwulongwulongteawuyi