Adsun GPS!

Rt thun tin: ch cn mang theo in thoi thng minh hay my tnh bng c kt ni internet l c th theo di phng tin. Qu khch ng nhp bng cc ti khon hin c trn h thng gim st hnh trnh ca nh Dng. nh Dng rt mong nhn c phn hi v kin ng gp ca qu khch hng hon thin sn phm.