Glass Syringe, Prefilled Syringe, Prefillable Syringe manufacturer / supplier in China, offering 0.5cc 0.5ml Borosilicate Glass Composite Distillate Pure Dosing Empty Serum Luer Lock Syringe, Custom 1ml Long Syringe Backstop and Plunger for Beauty Glass Syringe, New Wide Finger Grip Backstops 1ml 2ml 3 Ml Beauty Glass Syringe and so on.