1. Domestic large-scale listed pharmaceutical companies mainly include: Yunnan Baiyao, Kangmei Pharmaceutical, Dong 'e Ejiao and Tongrentang; Shuanglu Pharmaceutical, China Resources Sanjiu, Zhejiang Medicine, Baiyun Mountain, Xinhecheng, Ma Yinglong, Hengrui Pharma, Shanghai Pharmaceutical, Tasly, etc.
2. Pharmaceutical companies mainly refer to companies that manufacture medicinal materials. At present, the top five pharmaceutical companies in the world are Pfizer, GlaxoSmithKline, AstraZeneca, Johnson & Johnson and Merck.