J&R Technology Ltd yog ib qho ntawm lub teb chaws Suav voip armored tsis muaj lub xov tooj hu xov tooj manufacturers thiab cov khoom siv nrog rau ib hom npe nrov, peb kuj muaj peb lub Hoobkas, peb yog cov tuam txhab tshaj lij thiab tuaj yeem muab koj zoo tshaj plaws voip armored no- ntaus cov khoom xov tooj. Txais tos mus yuav cov khoom lag luam zoo los ntawm peb.