1. College of Science, Yunnan Agricultural University, Kunming 650201, China
2. Key Laboratory of Puer Tea Science, Ministry of Education, Yunnan Agricultural University, Kunming 650201, China
3. College of Food Science and Technology, Yunnan Agricultural University, Kunming 650201, China
4. Yunnan Institute for Food and Drug Control, Kunming 650201, China
5. Yunnan Key Laboratory of Southern Medicinal Resource, School of Chinese Materia Medica, Yunnan University of Chinese Medicine, Kunming 650500, China