Wanhai Medical Instruments Co., Ltd. is a leading solution provider and manufacturer of injection systems for self-medication located in Changzhou City Jiangsu Province China. With a plant area of 12000 square meters, Wanhai Medical's business covers more than 20 countries and regions, we are supplying our products and services to dozens of well-known pharmaceutical companies all over the world. Wanhai Medical is focusing on developing and manufacturing high-quality reusable and disposable(prefilled) pens and auto-injectors. Our injection devices are ideally designed for use with insulin, peptides...