FDA&cGMP Approved Prefilled Syringes filling machine. Design and Manufacturing According to FDA&cGMP StandardSpecifications 1,FillingA---Flush nitrogen before & after filling.Note:If filling liquid like clear water, anti-drip set is no need. If filling special liquid, anti-drip set is optional.2,Vacuum PluggingB---After filling, the syringe is delivered to the vacuum chamber manually. When the ...