hotel key id card 1.Factory price 2.high qulatity and ... time 3.ISO 9001-2000, SGS, ICCR, ISO 14443A, 14443B hotel key id cardCongseng tech is a high-tech enterprise that ... trade mark companies.contact smart card Chip available: Siemens series, Shanghai FuDan series,Shanghai BeiLing series,ISSI series,Atmel series etc