Nō te kohinga rauemi, ngā wīwī raupapa pūoro nui nei kua whakaritea hei taki i ngā tohu ā-wāhi me ngā tohu hiranga roa. Ko te wīwī raupapa 9.6m o te Dongfeng, e whakahaere ana e heke motokā 6.7L (240 hp, 900 N·m), kei tona tinana he kāpiti raupapa e 60 mūwhero o ngā raraunga kai, me te weuna kai e 10,000 kg. Mō ngā kai nui ake, ko te wīwī raupapa Chenglong H5 8x4 (tinana 5.6m) e homai ana i te weuna kai o 16,000 kg, e whakahaere ana e heke motokā 10.5L (380 hp, 1,800 N·m). Kua whakauru haere ngā motokā nei i ngā hoahoa hiko i waenganui i ngā kawe tūruhe me ngā pūkaha neke ki te takahi i te hiko, me te whakapai i te whakamahana motokā i waenga i te 7–10%. He mea hanga noa iho ngā whiwhinga, pērā i te whakaatu hāpai i runga i ngā kai mō te tirohanga pai, ngā poro whakawehewe (10–12 poro), me ngā raraunga whakahaere pūnaha motokā matatika mō te whakatika huarahi. E tika ana ngā wīwī raupapa nui hei whakamahi mō ngā tuataranui e taea ana te tae atu i ngā raraunga kai, mō ngā whakahau whai kai, me ngā tūnga i waenga i ngā tāone. Tuku tonu ki tā tātau rōpū whakahaere raupapa mō ngā rautaki weuna kai taumata, ā, ka taea te whakatauhia i ngā raraunga kai, ngā tohutohu whakawāhanga weuna, me ngā whakariterite hou pērā i ngā rāwhitinga wehewehe utu rānei.