R&S was founded in 2008 by a number of doctors from The Chinese Academy of Sciences and Fudan University and experts in the field of biomedicine. Risai Biotech is one of the earliest high-tech enterprises engaged in clinical medical testing, new diagnosis and treatment technologies and biological drug r&d, cell product customization and translational medicine research in China. In the continuous development and growth, the company established Zhejiang Free Trade Zone Ruisai Biomedical Technology Co., Ltd. and Zhejiang Free Trade Zone Ruisai Medical Laboratory in 2018, the total area of the company has exceeded 8000 square meters