hotel access key chain 1)ISO 9001:2000,SGS,ROHS,EN71 approved 2)12 years RFID R&D experience 3) Eco-friendly hotel access key chain ISO9001:2000 approved RFID labels, smart card, proximity card, contact IC card, rfid card, PVC card,3D card manufacturer.With 12 years experience and 40 million monthly output, we gained international reputation ! Product name:hotel access key chainMaterial:PVC/ABS/ ...