1. College of Biochemical Engineering, Beijing Union University, No. 18, Xili District 3, Fatou, Beijing 100023, China
2. Beijing Key Laboratory of Bioactive Substances and Functional Food, College of Biochemical Engineering, Beijing Union University, 197 North Tucheng West Road, Beijing 100023, China
3. Ganzi Prefecture Seda County Zang Yuan Zhao Mei Dairy Products Co., Ltd., No. 51, West Section of Jinma Avenue, Seda County, Ganzi Tibetan Autonomous Prefecture, Ganzi 626700, China