Yingde black tea was regarded as a drink to entertain distinguished guests at the Queen's banquet, which was highly respected and respected. Later, it was designated as the top black tea of the royal family and became the favorite tea of the British royal family. Qimen black tea, known as the queen of black tea, is the favorite drink of the Queen of England and members of the royal family. Dianhong congou tea was presented to Queen Elizabeth II as a national gift on 1986, and has since entered the British royal family.