Starhub、M1、Singtel这3种卡，哪种比较经济？Starhub、M1、Singtel这3种卡，哪种比较经济？
请有经验者谈谈，谢谢！
PrePaid or PostPaid??
generally i prefer starhub, billed on seconds.
while the other 2 bill on min or some time blk.
starhub 018 call china no IDD fee, same rate as calling singapore.
while the other 2 bill on min or some time blk.
starhub 018 call china no IDD fee, same rate as calling singapore.
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