1. Changchun Institute of Biological Products Co. Ltd.; Changchun P.R. China
2. Beijing Kawin Technology Share-Holding Co. Ltd.; Beijing P.R. China
3. School of Pharmacy; Wenzhou Medical University; Chashan University Park; Wenzhou P.R. China
4. Department of Arbovirus Vaccine; National Institutes for Food and Drug Control; Beijing P.R. China