Te hēngi here te whakamahi i ngā pūtōpito kohinga iti me tika hei whakatōhu ā-wāhanga tika, ā, hei whakahē i te whakaputu. Tuatahitia, tiakina ki te pūtōpito he pai me te mate whenua mō te whakamahi. Ki te pūtōpito hou, e hia nei koe i ngā kaiwhakarite rānei ngā kaiwhakatakoto. Ki te whakakī i te pūtōpito, whakamahi ki tētahi wāhi whakakī pai, pērā i te pipetiti rānei i te siringi. Ki te whakatuku i te roto, mēnā paku noa te tuku i te pūtōpito ki te whakawātea i te nui o te katoa. Kia tupuwhenua rawa koe i te tuku, nā tērā ka tupeke mai te roto ki te hoahoa ranei. Piri tonu i muri i te whakamahi, tiakina kia pai te piri ahi hei tiaki i te korehua me te kawe i te pakaru. He mea nui anō hoki te tiaki i te pūtōpito ki runga i tētahi wāhi māku, mau, ara i te rākau kiko rānei hei tiaki i te pai o ngā kōwhiringa. Ki te Rōpū Mahi Rorohiko Changfeng o Jiangsu, e tukuna ana e mātou ngā tohutohu mōhio ki ngā mahi mō ā-mātau kia pai ai te whakamahi me te pai.