A형 인플루엔자 백신을 생산하는 상장 회사는 무엇인가요?

1: Beikexing Biological Products Co., Ltd.

2: Hualan Biological Vaccine Co., Ltd.

3: Changchun Changsheng Biotechnology Co., Ltd. .

4: Beitiantan Biological Products Co., Ltd.

5: Changchun Biological Products Research Institute

6: Shanghai Biological Products Research Institute

7: Jiangsu Yanshen Biotechnology Co., Ltd.

8: Zhejiang Tianyuan Biopharmaceutical Co., Ltd.