LHZNK is professionally engaged in various types of Card & RFID & IoT products.It has obtained 9 national patents including blocking card and cold lamination technology, 1 international PCT and 7 software Copyrights. NFC or bluetooth electronic smart tag is applied to education, catering, production management, conference nameplate and other industries.Cold lamination card series is applied to hotel key card, visual electronic business card, fingerprint card and other active power card products.LHZNK mainly launched the library label, jewelry label, clothing label, in addition LHZNK provides a comprehensive "RFID products" solutions, such as access card, medical card, water card, tax card, road transport card, game card and other smart cards.LHZNK Main products: Electronic smart tag, cold lamination process card, blocking card, CPU card, rfid card, RFID label and etc.