J&R Technology Ltd yog ib qho ntawm lub teb chaws Suav ptt handset manufacturers thiab cov chaw muag khoom nrog ib qho ntawm cov npe nrov, peb kuj muaj peb lub Hoobkas, peb yog cov tuam txhab tshaj lij thiab tuaj yeem muab koj zoo tshaj ptt tes cov khoom lag luam. Txais tos mus yuav cov khoom lag luam zoo los ntawm peb.