PharmaResources (Shanghai) Co., Ltd. is a one-stop integrated service provider for new drug research, development, and commercial manufacturing, serving pharmaceutical and biotechnology companies in China and internationally. Its services include contract research (CRO), contract manufacturing (CMO), contract development and manufacturing (CDMO), and commercial manufacturing for small molecule drugs. The company also conducts research, development, and customized or commercial production of active pharmaceutical ingredients and key intermediates, such as ticagrelor, oxiracetam, l-carnitine, velpatasvir, peramivir trihydrate, huperzine A, and vitamin K2. In addition, it offers medicinal chemistry, process research and development, pharmaceutical research, molecular building blocks, and pharmacokinetics services, along with pharmaceutical technology research and development. Founded in 2007, the company is based in Shanghai, China.