1. Thawj qhov hloov pauv thaum muaj xwm ceev, Hloov fais fab, Hluav taws xob relay, hloov cua sov, xov xwm sensor.
2. Muab cov khoom seem rau Dika, Xuli, Polar, Allwin, thiab lwm yam tshuab luam ntawv ua nyob rau hauv Suav teb.
Lus Cim: Yog xav paub ntxiv thiab teb sai, thov luam theej duab QR code hauv qab no kom ntxiv peb cov Wechat.