The company was co-founded in 2008 by Yantai Rongchang Pharmaceutical Co., Ltd., led by Mr. Wang Weidong, and American scientist Dr. Fang Jianmin. The company is committed to discovering, developing, producing and commercializing first-in-class and best-in-class biopharmaceuticals, and has created a number of new biopharmaceuticals with significant clinical value for major diseases such as autoimmunity, oncology, and ophthalmology. The company is an innovative biopharmaceutical company with a global perspective. Since its establishment, it has focused on the field of therapeutic antibody drugs such as antibody drug conjugates (ADC), antibody fusion proteins, monoclonal antibodies and double antibodies. Main products: titasip, verdicitumab, RC28, RC88, RC98, RC108, RC118, RC148, RC198, etc.