67
中国联通计划两年内清退2G网络 重点推物联网和4G
source link: http://tech.sina.com.cn/t/2018-04-22/doc-ifznefkh5198383.shtml
Go to the source link to view the article. You can view the picture content, updated content and better typesetting reading experience. If the link is broken, please click the button below to view the snapshot at that time.
原标题：中国联通拉开清退2G网络大幕张靖超4月13日，中国联通（600050.SH）官方微博表示，正全面推进2G客户向4G网络的消费升级工作，将采取免费更换手机卡、赠送体验流量、优惠购机等多种优惠措施，协助现有2G客户升级为4G网络。在此过
Recommend
About Joyk
Aggregate valuable and interesting links.
Joyk means Joy of geeK