将 Pfizer rStock RPFE 兑换为 United States Dollar USD

Pfizer engages in the research, development, clinical testing, and manufacturing of biopharmaceutical products. The company's pipeline focuses on medical areas such as oncology, internal medicine, rare diseases, and vaccines. The business covers laboratory screening, synthesis, and regulatory agency submissions for large and small molecule compounds. After approval, the related medications and preventive preparations are primarily supplied to various hospitals, clinics, and government health management departments through commercial channels.