Inlay is a special term in the RFID industry. It refers to a pre-laminated product composed of PET material and aluminum, which contains chips and coils. Different types of RFID tags can be made after different forms of packaging. Inlay can be understood as a semi-finished product of RFID tags that is not packaged. RFID inlay has a wide range of applications, including logistics, retail, manufacturing, clothing, medical, anti-counterfeiting, asset management, transportation, food, library, automobile, aviation and other fields.