East China Pharmaceutical Company is engaged in pharmaceutical industrial production and pharmaceutical commercial circulation, and its listing time is 065438+20001October 27th.
Changchun High-tech Company is engaged in the research, development, production and sales of biopharmaceuticals and Chinese patent medicines, and its listing time is 1996 12 18.
Junshi Bio-Company is engaged in biopharmaceuticals, and its listing time is July 2020 15.