Spontaneously fermented Pu'er tea and solid-state fermented Pu’er tea using artificial inoculation of fungi species, including Aspergillus niger, Penicillium and yeast were compared for differences in sensory, chemical and microbiological attributes and health care functions such as hypoglycemic effect and anticancer, and so on. Results showed that when compared with spontaneous fermentation, artificial fungus-inoculated solid-state fermentation could not only maintain the main flavor quality of spontaneous...