1. Department of Pharmaceutical Science, Leshan Vocational & Technical College, Leshan 614000, P. R. China
2. School of Chinese Medicine, Hong Kong Baptist University, Hong Kong Special Administrative Region, P. R. China
3. School of Materials Engineering, Chengdu Technological University, Chengdu 611730, P. R. China
4. School of Chinese Medicine, Heilongjiang University of Chinese Medicine, Harbin 150040, P. R. China
5. College of Food Science and Technology, Henan University of Technology, Zhengzhou 450001, P. R. China
6. School of Pharmaceutical Sciences, Guangzhou University of Chinese Medicine, Guangzhou 510006, P. R. China