Mō ngā mīhini whakarewa koura ritenga, ko te wā arahi noa mai i te 60 ki te 90 ngā rā mahi i muri i te whiwhinga o te moni tāpui me te whakaū i ngā whakaritenga ritenga katoa, te tahora me ngā tuhi hangarau. Ka taea te whakapoto i ngā whakarerekētanga iti ngāwari i runga i ngā tauira paerewa ki te 30–45 ngā rā mahi . Kei roto i te wā arahi ko te arotake tuhi hangarau, te hanga, te huihuinga wāhanga, te whakamātautau rere tonu 168-hāora o te wheketere, te tirotiro me te takai. Ko ngā raina koura uaua nui-kaha, ngā raina koura aunoa katoa rānei me roa te wā, e ai ki te whakatau tata.
Ko Shenzhen Hasung Precious Metals Equipment Technology Co., Ltd. he kamupene miihini hangarau kei te tonga o Haina, i roto i te tāone ataahua me te tino tere te tipu ohaoha, arā, ko Shenzhen. He kaiārahi hangarau te kamupene i roto i te ao o ngā taputapu whakamahana me te whakarewa mō te umanga konganuku utu nui me ngā rauemi hou.
Mā te mōhiotanga pakari ki te hangarau whakarewa korehau ka taea e mātou te mahi ki ngā kiritaki ahumahi ki te whakarewa i te maitai whakarewa-teitei, te koranu platinum-rhodium e hiahiatia ana te korehau teitei, te koura me te hiriwa, me ētahi atu.