Tūhurahia ngā mīhini whakamatao ahumahi TEYU kua rārangihia ki te UL me te whakamātautauhia e te SGS mō ngā tono o Amerika Te Raki, me ngā otinga mō ngā taiaho CO₂, ngā taiaho muka, te CNC me te whakamatao tukanga.
Tūhurahia ngā pouaka whakamatao ahumahi R-32 TEYU kua whakamatautauria motuhaketia e te SGS ki ngā paerewa UL me te CSA mō ngā tono taiaho me ngā tono ahumahi o Amerika Te Raki. Raupapa CW mō ngā taiaho CO₂, ngā taputapu CNC, me ngā raupapa CWFL mō ngā pūnaha taiaho muka 3–40kW.