Glass Syringe, Prefilled Syringe, Injection Pen manufacturer / supplier in China, offering Medical Grade 80u Reusable Insulin Pen V1 Adjustable Dial, OEM Branding, 80u Insulin Pen V1 Reusable Multi-Dose Injector, OEM/ODM Support, CE ISO, V1 Reusable Insulin Pen 80 Units Durable Medical Design Private Label Available and so on.