YS Biopharma Co. Ltd.

YS Biopharma Co Ltd is principally engaged in the research, development, manufacturing and sale of vaccines and therapeutic biologics. It developed a PIKA immunomodulating technology platform and a series of product candidates targeting rabies, hepatitis B, influenza and other indications. It is also conducting the production and sale of YSJA, a rabies vaccine, the first aluminum-free lyophilized rabies vaccine that was launched in China.