Semarang, 4 mei 2023 guangdong polytechnic of water resources and electric engineering (china) organized by university of science & computer technology (stekom) collaboration with stie stekom, industrial and vocational communication (perkivi), indonesian smart teacherpreneur association (ptic) and toploker.com, sukses dalam menyelenggarakan visiting lecture day 2 dengan tema frid radio frequency technology. acara visiting lecture frid radio frequency technology (teknologi frekuensi radio frid) tersebut diselenggarakan kamis, 4 mei 2023 pukul 14.00 s.d 16.00 wib yang di laksanakan melalui zoom meeting dan you tube universitas sains dan teknologi komputer (universitas