Group ACYW135 Meningococcal Polysaccharide Vaccine

Apply full-automatic bacterial culture fermentation tank system, modern biotechnology purification process, and automatic bacterial culture fermenter system, obtaining high quality quadrivalent polysaccharide vaccine. Advantages: 1) The only and earliest patent winner for packing box designing; 2) Apply modern biotechnology to purification involved in manufacture and best technology process for culture preparation; 3) Apply automatic fermentation system for bacterial culture to whole production process. 4) High purity vaccine with high quality indexes; 5) High-level immunogenicity, high GMT level of conversion rate of antibody PT, FHA, T and D in serum, providing ideal protection and prevention. 6) One dose for immunization to prevent infection of four meningococcocci; 7) Lyophilized dosage form for quality guarantee; 8) Large annual production capability to meet the demands of different groups for the prevention of meningococcal disease.