1. College of Enology, College of Food Science and Engineering, Technology Center of State Forestry and Grassland Administration, Shaanxi Engineering Research Center for Viti-Viniculture, Heyang Viti-Viniculture Station, Northwest A&F University, Yangling 712100, China
2. Technology Centre of Qinhuangdao Customs, Qinhuangdao, Hebei 066004, China