Peb cov khoom tau dhau qhov kev xeem nruj kom ntseeg tau tias muaj txiaj ntsig zoo thiab tau lees paub los ntawm cov koom haum tso cai hauv tsev thiab txawv teb chaws.Peb tau txais daim ntawv pov thawj los ntawm US UL, European Union ROHS, National Information Industry Park thiab Ningbo Institute Of Quality Supervision and Research.Lub ntsiab Performance index ntawm lub txee yog tshaj qhov siab tshaj plaws hauv kev lag luam.
