1. National Engineering Laboratory for Resource Development of Endangered Crude Drugs in Northwest China, Provincial Research Station of Se‐enriched Foods in Hanyin County of Shaanxi Province, International Joint Research Center of Shaanxi Province for Food and Health Sciences, College of Food Engineering and Nutritional Science Shaanxi Normal University Xi'an PR China
2. State Key Laboratory of Quality Research in Chinese Medicine, Faculty of Medicine Macau University of Science and Technology Macau SAR PR China
3. Research Station of Selenium‐enriched Tea of Shaanxi Province, Health Science Center Xi'an Jiaotong University Xi'an PR China