Polycold yasubiye mubikorwa byo gutunganya uruganda kugirango umusaruro wabakiriya ube.
Uruganda rwamahanga rwohereza ibikoresho bishaje bimenetse muruganda rwacu kugirango bisanwe.Mugihe kimwe, twohereza imashini yuburyo bumwe hamwe nibikorwa bisanzwe muruganda rwamahanga.