Ua loaʻa i nā mea kūʻai mai Trinidad a me Tobago kā mākou hui ma o kā lākou mea hoʻolako bitumen Iran. Ma mua o kēlā, ua loaʻa i kā mākou hui nā lako bitumen emulsified e hana ana ma Iran, a ua ʻoluʻolu loa ka manaʻo o ka mea kūʻai aku. Pono ka mea kūʻai mai Trinidad a me Tobago i ka hana maʻamau i kēia manawa. I mea e hoʻokō pono ai i nā pono o nā mea hoʻohana, hāʻawi ka mea hoʻolako i ka mea nui i kā mākou hui. I kēia manawa, ua loaʻa piha ka uku kauoha a ka mea kūʻai aku, a ua wikiwiki kā mākou hui i ka hana.

ʻO nā mea hana bitumen emulsified he mea ʻenehana loea i hana ʻia e kā mākou hui. Mai ka wā i hoʻokomo ʻia a hoʻohana ʻia ma ka mākeke, ua makemake ʻia a hoʻomaikaʻi ʻia e nā mea kūʻai aku. Mahalo nui iā ʻoe no ka ʻike ʻana i nā mea kūʻai hou a kahiko. E hoʻomau ʻo Sinoroader Group i ka hana ikaika e hāʻawi i nā mea kūʻai aku me nā lako ʻoi aku ka maikaʻi a me ka lawelawe ma hope o ke kūʻai aku.