Vietnam Mao Feng White Tea Mao Feng means "hair tip" and refers to the shape of the tea leaf which is delicate, slightly rolled with the typical fine tips of a young leaf. This especially attractive Mao Feng tea originates from Vietnam. With a clear yellow-green cup, the floral taste, and the exquisite flavour, this tea is a pleasure to drink. Amount of tea per cup: 1 heaped teaspoon. Brewing time: Use freshly drawn water at 80C and steep/brew for 2 to 3 minutes.