The online search of the HTC One there are several, including (802t/ Mobile Edition) support TD-SCDMA, mobile phone card is installed in the TD-SCDMA, 3G can use the mobile internet. The mobile phone card on GSM and WCDMA, but also access to the Internet, but they can only use the 2G network. In
, China Unicom's 3G mobile phone card only on the WCDMA slot to use Unicom 3g
if you really do not want to use the mobile 3G, the best way is to find a WCDMA/GSM dual card dual standby mobile phone, WCDMA slot plug Unicom 3G card (Internet), and the GSM slot plug your mobile card (voice, SMS).