Generally speaking, the label is basically used to store some basic information about the article, such as size, number of pieces, purpose and so on. What is an NFC tag? NFC electronic tag, also known as radio frequency tag, intelligent label. NFC tag contains NFC chip, which is based on RFID technology to complete data storage, reading and other operations, and the data is stored in the NFC chip. Unlike other tags, when we use an NFC tag, we usually don't need to see where the tag is, just know where it is. This is because the NFC tag communicates with the corresponding NFC reader device by sending and receiving radio frequencies of specific frequencies and is penetrable. There is no need to expose the tag like the barcode tag and laser tag, and the corresponding device can scan and read