Changzhou Yasen Electronic Co.,Ltd is a manufacturer in China, who specializes in making EAS (Electronic Article Surveillance) products. With many years experience in the EAS industry, we have developed many types of product ranging from RF/AM (Radio Frequency/Acoustic Magnetic) Hard Tags (such as Bottle Tag, Ink Tag, Optical Tag, Blister Tag, Waterproof Tag, Jewelry Tag, Soft Tag, and EM Strip), RF Labels (such as Sticker Tag, Transparent Tag, Thermal Transfer Tag, Thermal Printing Tag, and Sou