RFID(Radio Frequency identification :Radio Frequency ldentification), commonly known as "electronic tag", is a non-contact automatic identification technology, it automatically identifies the target object through the radio frequency signal and obtains relevant data, identification work without manual intervention, as a wireless version of the bar code. RFID technology has the advantages of waterproof, anti-magnetic, high temperature resistance, long service life, large reading distance, data on the label can be encrypted, storage data capacity is larger, storage information can be changed freely, and its application will bring revolutionary changes to retail, logistics and other industries
