1. Institute of Animal Husbandry and Veterinary Medicine Fujian Academy of Agricultural Sciences/Fujian Animal Disease Control Technology Development Center Fuzhou Fujian China
2. Fujian Sunner Development Co. Nanping Fujian China
3. Institute of Veterinary Medicine Jiangsu Academy of Agricultural Sciences/National Research Center for Engineering and Technology of Veterinary Bio‐products Nanjing Jiangsu China