RFID anti-liquid label is a kind of intelligent RFID label with the characteristics of waterproof, moisture-proof, oil-proof and chemical-resistant. UHF RFID anti-liquid label adopts special materials and packaging technology, which can work normally in water or damp environment and is not affected by liquid erosion. The emergence of UHF anti-liquid RFID tag overcomes the limitations of traditional UHF RFID labels in liquid environment and brings new possibilities for automation and intelligent application in various industries.