1. Dept. of Food Science and Engineering, College of Science and Engineering; Jinan Univ; Number 601 Huangpu Road West Guangzhou 510632 China
2. Food Science and Technology Programme, Science Drive 2; Dept. of Chemistry, Faculty of Science, Natl. Univ. of Singapore; Singapore 117546 Singapore
3. China Resources C'estbon Food and Beverage (Shenzhen) Co. Ltd; 22 Langshan Road Technology Park Nanshan Dist Shenzhen 518057 China