那我有张M1的卡PLAN马上要到期了，但我也是从国内带的裸机，恩。。那以后PLAN完了，可以不签PLAN，直接用以前的卡打？还是按M1: $0.05/sms (1) $0.05/mins(超级非繁忙时段:21pm-09am and Sunday)
(2) $0.10/mins(非繁忙时段: 19-21pm)
(3) $0.20/mins(other
收费？
the first one
可以不签PLAN，直接用以前的卡打
furthermore, the monthly fee will reduced for 2 or 4 SGD.
furthermore, the monthly fee will reduced for 2 or 4 SGD.
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