Arotauhia to tukanga hangarua pounamu kirihou me te Raina Horoi Iwi Pounamu PP PE a Haorui Machinery. Ko tenei raina horoi teitei he mea hanga motuhake mo te horoi i nga pounamu polypropylene (PP) me te polyethylene (PE), he pai te tango i te paru, nga toenga tapanga, me etahi atu mea poke. Kei roto i ta maatau punaha matawhānui te horoi i mua, te tango tapanga, te horoi, te horoi, me te whakamaroke ki te whakataurite i te putanga o te kounga teitei. Neke atu i te toru rau nga kaimahi me nga tekau tau o te wheako i roto i te umanga, ka whakarite maatau ka tukuna e a maatau miihini nga mahi me te pono. Ahakoa mo o mahi o-whare, o-ao ranei, whakawhirinaki ki nga Miihini Haorui ki te whakatutuki i o hiahia hangarua me ta maatau raina horoi pounamu PP PE hou.
I whakapumautia te Miihini HAORUI i te tau 1992, he kaihanga ngaio me te kawe i te miihini hangarua pounamu PET, PP PE peeke kirihou / kiriata / miihini hangarua pounamu, miihini pelletizing etc.