Asked by VENA from usa | Mar. 04, 2017 16:46

About:Internet in China
china carrier is using GSM or CDMA, what kind of Cell phone should i bring in_ GSM or CDMA system?
I plan to travel between China and Hong kong, does Hong kong using the same carrier as China does? I wish they are the same so i only bring one cell phone with me to travel.
VENA
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