The invention relates to a 
processing technique for 
black tea and belongs to the field of production of tea. The 
processing technique comprises the following steps: firstly, screening the tea; secondly, freezing; thirdly, unfreezing and spreading and 
drying in the air; fourthly, rolling; fifthly, fermenting; sixthly, carrying out 
enzyme deactivation; seventhly, primarily baking; eighthly, secondarily baking. According to the 
processing technique disclosed by the invention, a withering technology is omitted, and a freezing technique and a roller 
enzyme deactivation process are added; simplicity and convenience in operation are realized, a place is saved, production time is shortened, the productivity is greatly improved, and the technique is easy to grasp and popularize; besides, sufficiency in 
fermentation is realized; prepared finished 
black tea has the advantages of compact and even shape and strips, black bloom color and luster, orange red and bright soup, sweet and lasting 
aroma, faint chestnut-like 
aroma, mellow taste, freshness, no astringency and obvious sweet after taste; in addition, the content of 
amino acid reaches 2.20 to 2.84 percent, the content of theoflavin reaches 4.01 to 4.93 percent, the content of 
thearubigin reaches 13.02 to 16.12 percent and is far higher than that of ordinary 
black tea; the content of 
theabrownin is controlled at 3.24 to 3.91 percent, and the content of 
caffeine is controlled at 1.89 to 2.78 percent; 
aroma, soup color, taste, 
mouthfeel and a 
stomach nourishing effect of the black tea are greatly improved.