SmartFocus tshaj tawm ntawm Mobile World Congress hnub no tias nws yuav muab lub ntiaj teb thawj virtual beacons. Cov beacons virtual tso cai rau kev sib ze-raws li kev lag luam yam tsis muaj kev sib koom ua ke kho vajtse nyuaj lossis kev saib xyuas. Cov tuam txhab tuaj yeem ua rau kev xa xov mus rau qhov chaw me me los pab kom muaj kev paub txog cov ntsiab lus uas siv cov phiaj xwm hauv pem teb xwb. SmartFocus's Message Cloud thev naus laus zis muab cov lag luam lag luam kom pom qhov pom ntawm lawv cov neeg siv khoom, ua rau…