1. State Key Laboratory of Food Nutrition and Safety Key Laboratory of Industrial Fermentation Microbiology Ministry of Education College of Biotechnology Tianjin University of Science & Technology Tianjin China
2. Shanxi Province Key Laboratory of Vinegar Fermentation Science and Engineering Shanxi Zilin Vinegar Industry Co., Ltd. Taiyuan China
3. Tianjin Tianli Duliu Mature Vinegar Co., Ltd. Tianjin China