Core Viewpoint - The company announced that its wholly-owned subsidiary, Zhifei Green Bamboo, has received a "Notice of Acceptance" from the National Medical Products Administration for the production registration of the ACYW135 group meningococcal polysaccharide conjugate vaccine (quadrivalent meningococcal vaccine) [1] Group 1: Product Development - Currently, there is only one quadrivalent meningococcal vaccine available in the domestic market [1] - If the vaccine is approved for market sale, it will create a synergistic effect with the company's existing meningococcal vaccine products, strengthening the company's vaccine portfolio [1] Group 2: Market Position - The approval will enhance the company's market position and competitiveness in the meningococcal vaccine sector [1] Group 3: Financial Impact - The acceptance of the production registration application will not have a significant impact on the company's short-term performance due to the high investment, long development cycle, and associated risks in drug development [1]