... use, tear a small package, remove the needle, remove the protective cover can be used.Packaging: Small Package: Single packaging: LDPE ... , expired prohibited;D. Single packaging is damaged, a foreign body, protective cover off, prohibited;E. Single packing, once opened, immediately;F ... :86-0519-88911957 Fax :86-0519-88677238Mobile: 13813568297 10ml disposable plastic syringes(three-piece)