Kugirango ugabanye ibyago byo kutumva, urinda kumva birashobora gufasha kugabanya urusaku. Abantu bagomba kwambara ibyuma birinda kumva niba urusaku cyangwa amajwi arenze décibel 85 (A-uburemere) cyangwa dBA. Amatwi ya YUNBOSHI atanga uburambe kandi burambye kubantu mumahugurwa asakuza cyangwa ahantu hahurira abantu benshi. Kuba inzobere mu kugenzura ubushyuhe n’ubushuhe, TECHNOLOGY YUNBOSHI itanga akabati yumye, hamwe n’ibicuruzwa by’umutekano, nk'ibiti byo mu matwi, akabati k’imiti ku bakiriya ku isi yose. TECHNOLOGY YUNBOSHI yibanze ku bushakashatsi no guteza imbere ikoranabuhanga ryayo ryo kugenzura ubuhehere ku masoko atandukanye mu bya farumasi, ibikoresho bya elegitoroniki, semiconductor no gupakira. Twari tumaze imyaka dukorera abakiriya baturutse mu bihugu 64 nka Rochester - Amerika na INDE-Ubuhinde.