1. College of Food Science, Southwest University, Chongqing 400715, P. R. China
2. Chongqing Key Laboratory of Speciality Food Co-Built by Sichuan and Chongqing, Chongqing 400715, P. R. China
3. Ministry of Education, Key Laboratory of Luminescence Analysis and Molecular Sensing, Southwest University, Chongqing 400715, P. R. China