LakeShore Biopharma (湖岸生物, formerly known as Yisheng Biopharma, YS Biopharma, 辽宁依生生物制药有限公司) is a company engaged in the development, production, marketing, and sale of vaccines and therapeutic biologics for infectious diseases and cancer. Its products include PIKA, an immunomodulating technology platform, and a series of preventive and therapeutic biologics.