Wuyi frozen tea has special flavor and qualities ,and contains more water than traditionally drying tealeaf. It was easy to be contaminated by microorganism, and had to be put under frozen condition for storage. For the purpose of prolonging the shelf-life of Wuyi frozen tea during cold-storage by decreasing the total count of microorganism, light microscope and PCR techniques was used to definite the main microbiological species in the tea,and UHP was used to kill the microorganism for choosing the ...