J&R Technology Ltd yog ib qho ntawm Tuam Tshoj nkaus xwb khawm cov xov tooj thaum muaj xwm ceev thiab cov chaw muag khoom nrog ib hom nto moo, peb kuj muaj peb lub Hoobkas, peb yog cov tuam txhab tshaj lij thiab tuaj yeem muab koj zoo tshaj plaws khawm ib tus xov tooj thaum muaj xwm ceev, SOS xov tooj khoom. Txais tos mus yuav cov khoom lag luam zoo los ntawm peb.