Ultra-micro high-aroma Liupao tea powder and preparation method thereof

The invention relates to the technical field of deep processing of Liupao tea, in particular to ultramicro high-aroma Liupao tea powder and a preparation method thereof. Through a specific method of steaming to remove foreign flavor, re-aging aroma enhancement, microwave aroma enhancement and long-time low-temperature crushing, the foreign flavor of the Liupao tea is removed, the tea aroma is purified and improved, and the problems that the Liupao tea finished product dry tea is too heavy in foreign flavor, high in moisture content, covered in characteristic aroma, weak in characteristic aroma and poor in taste are solved. The problems of heavy foreign flavor, low crushing efficiency, partial hardening, non-uniform crushing particle size, low characteristic aroma such as stale aroma and areca-nut aroma and insufficient tea powder flavor of the ultramicro Liupao tea powder are caused, and the problems of heavy foreign flavor, low characteristic aroma such as stale aroma and areca-nut aroma and poor tea powder