Wuyuan black tea is exquisitely harvested. The buds and leaves of one bud and two or three leaves are picked as raw materials. After withering, rolling and fermentation, the buds and leaves change from green to copper-red, with a strong aroma, and then are roasted until dry. Red hair tea made, also must be refined, refining process is complex and time-consuming, after the hair sieve, shake sieve, screening, tightening the door, sieve, cut off, air selection, picking, fire, wind, fight and packing and made.