1. Tea Research Institute, College of Agriculture and Biotechnology, Zhejiang University, Hangzhou, P. R. China
2. Department of Food Science and Nutrition, Zhejiang University, Hangzhou, P. R. China
3. Wuzhou Liubao Tea Research Association, Wuzhou, P. R. China
4. Wuzhou Tea Industry Development Service Center, Wuzhou, P. R. China