Shanghai Shuangji Pharmaceutical

Shanghai Shuangji Pharmaceutical is a pharmaceutical manufacturing company based in Shanghai and a subsidiary of Shanghai Pharmaceuticals Holding Co., Ltd. (SPH). The company specializes in the production of over-the-counter (OTC) and prescription medications, with a particular focus on respiratory health and nutritional supplements. Its flagship product, "Kuaike" (Compound Paracetamol and Amantadine Hydrochloride), is one of China's most recognized brands for treating the common cold and influenza. Shanghai Shuangji operates modern, GMP-certified manufacturing facilities that produce a wide range of oral solid dosage forms. As a core component of SPH's manufacturing network, the company plays a vital role in supplying essential medicines to the Chinese domestic market.