Changzhou Tinghao Electronic Co.,Ltd-EM Librarys System、EM Security Gate 、EM Security Strip 、EM Label 、EM CD/DVD Label 、CD Overlays 、EM Deactivator 、EAS Label 、EAS Soft Label 、RF Soft Label 、EAS security System 、EAS Hard Tag 、Mini Square Tag 、Golf Tag 、Bottle Tag 、Ink Tag 、Handheld Detector、RFID Label