IC card public phone is it play and is it play problem whether telecommunication operator and IC card public telephone production firm care about and not worried to wait an important issue that solve together to guard against theft to steal.

 
  • IC卡公用电话的盗打与防盗打问题是电信运营商与IC卡公用电话机生产厂商共同关心和急待解决的一个重大问题。
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