Imbaraga nziza zo kwihanganira 0 ~ + 3%
IEC61215 (2016), IEC61730 (2016)
ISO9001: 2015: Sisitemu yo gucunga neza
ISO14001: 2015: Sisitemu yo gucunga ibidukikije
ISO45001: 2018: Sisitemu yubuzima bwakazi n’umutekano