鄭家齊 mark this message invalid request
｜originally written by 鄭家齊
災防告警細胞廣播訊息系統(Public Warning System)，PWS系統發送與手機有沒有上網無關，沒有上網的設備只要在待機狀況，仍會收到災防告警訊息。
https://tw.news.yahoo.com/為何我的手機沒有插sim卡也沒wifi上網-也會收到國家級災防告警訊號-pws-223143408.html
https://tw.news.yahoo.com/為何我的手機沒有插sim卡也沒wifi上網-也會收到國家級災防告警訊號-pws-223143408.html
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