Abstract:In order to investigate Peel Pu'er tea main pathogenic microorganisms. The content of 3 kinds of dif－ ferent production methods of Peel Pu'er tea as materials， with reference to the national standard detection method of Pu'er tea， coliform bacteria， Salmonella and Staphylococcus aureus were detected in Peel Pu'er tea. The results showed that the three Peel Pu'er tea were not detected of Staphylococcus aureus， but two homemade samples were detected of coliform bacteria and Salmonella. Research results showed that， the used homemade Peel Pu'er tea in the presence of pathogenic microorganisms， should be standardized Peel Pu'er tea preparation method， increased the sterilization process， and stored in a cool and dry environment， to ensure the good qual－ ity of Peel Pu'er tea.