Wanhai Medical, based in Changzhou City, Jiangsu Province, China, excels in developing and manufacturing advanced self-medication injection systems.  Serving over 60+ countries and regions globally, we have partnered with nearly 180+ biopharmaceutical companies. 

Our expertise lies in producing high-quality reusable and disposable (pre-filled) pens(syringe pen) and auto-injectors. These devices are meticulously designed for administering insulin, GLP-1, hormone-based therapies, and monoclonal antibody treatments, including Human Growth Hormone (HGH), Glucagon-Like Peptide-1 (Liraglutide, Exenatide, Dulaglutide, Semaglutide), FSH, PTH, and more. Wanhai Medical is committed to innovation, reliability, and global healthcare excellence.