Indlela Izitsha Ezigoqekayo Ezinciphisa Ngayo Izindleko Zokubuyisa Ezingenalutho Ku-Cross-Border Logistics

Ake ngikutshele ngocingo olwangenza ngaqiniseka ukuthi izitsha ezigoqekayo zaziyindlela ebaluleke kakhulu yokuthutha impahla ekupakisheni izimoto eminyakeni eyishumi edlule. Kwakungo-2021, kanti umhlinzeki we-Tier 1 eQueretaro, eMexico wayesebenzisa izitsha eziqinile ezingu-120 ezibuyiselwayo ngosuku ezivela esitshalweni sakhe eduze komngcele wase-US kumakhasimende akhe eDetroit. Babekhokha u-$3.80 ngesitsha ngasinye ekuthunyelweni kokubuyiselwa, okuzwakala kunengqondo kuze kube yilapho uqaphela ukuthi lezo zitsha zazibuyela zingenalutho futhi iloli ngalinye lalingakwazi ukufaka izitsha eziqinile ezingu-24 kuphela. Izibalo zazinzima: u-$9,120 ngosuku ekuthunyelweni kokubuyiselwa, noma u-$2.28 million ngonyaka—ukuze nje kuthuthwe izitsha ezingenalutho zibuyele lapho zivela khona.

Sizishintshele ezitsheni ezigoqekayo ezinesilinganiso sokugoqeka esingu-5:1. Manje iloli ngalinye elibuyayo liphethe izitsha eziyi-110 eziwile esikhundleni seziqinile ezingama-24. Impahla ebuyayo yehle yaya ku-$0.85 ngesitsha ngasinye—ngesitsha ngasinye, hhayi ngeloli ngalinye. Ngoba izindleko zokubuyela emuva zehle zisuka ku-$3.80 zaya ku-$0.85 ngesitsha ngasinye, izindleko zabo zokuthutha impahla zokubuyiselwa minyaka yonke zehle zisuka ku-$2.28 million zaya ku-$510,000. Lokho kuyimali eyongiwe yonyaka engu-$1.77 million kusukela ekushintsheni komklamo wesikhongozeli.

Inkinga Yezindleko Zokubuyisa Ezingenalutho: Ukulinganisa Inkinga

Ngaphambi kokuxoxa ngesisombululo, kudingeka siqonde ngqo ngale nkinga. Inkinga yezindleko zokubuyisa ezingenalutho kwezokuthutha kwamanye amazwe akuyona nje ukungasebenzi kahle okuncane—yinkinga yesakhiwo eye yavimbela izinkampani eziningi ukuthi zamukele izinhlelo zokupakisha ezingabuyiselwa.

Kungani Ukubuyiselwa Kwempahla Kubiza Kakhulu

Izindleko zokubuyisela izinto ziqhutshwa yizici ezintathu:

• Ubuningi bomthwalo obungalingani: Izitsha ezilayishiwe eziya ezitshalweni ze-OEM zisezingeni eliphezulu noma ziseduze nokusetshenziswa kwe-cube. Izitsha ezingenalutho ezibuyela emuva zisezingeni lokusetshenziswa okungu-5-15%—amaloli akhokha ngomthwalo, hhayi ngesitsha.
• Imvamisa yokubuya engaguqukiUhambo lokubuyela emuva kumele lwenzeke ngesikhathi esinqunyiwe ukuze kugcwaliswe kabusha izitsha lapho uya khona. Awukwazi ukulinda "ithuba lokubuyela emuva" lapho izitsha zakho zingenalutho esikhungweni sekhasimende.
• Amaphrimiyamu awela imingcele: Ukuwela imingcele yamazwe ngamazwe kunezela u-$150-$400 ngeloli ngayinye ezindleleni zokucubungula imingcele, imibhalo yentela, kanye namaphrimiyamu okuthwala ulwazi lomzila wamazwe ngamazwe.

Ngoba lezi zici ezintathu zihlangana ukuze zenze uhambo olungenalutho lokubuyela emuva lubize kakhulu uma kuqhathaniswa nenani lezitsha ezithuthwayo., iphuzu lokulingana kwezomnotho wokupakisha okubuyiselwayo lishintsha kakhulu lapho kufakwa izinto zokubuyisela. Abahlinzeki abahlola ukupakisha okubuyiselwayo ngokusekelwe ekuthwaleni okuphumayo kuphela banciphisa izindleko eziphelele ngokuhlelekile.

Izinombolo: Umzila Wemingcele YaseMexico-US

Ake ngikunike izinombolo zangempela ezivela emzileni onqamula umngcele waseMexico-US omele isisekelo samakhasimende ethu:

Ingxenye Yezindleko	Isitsha Esiqinile	Isitsha Esigoqekayo (5:1)	Ukonga Ngesitsha Ngasinye
Imithwalo ephumayo (elayishiwe)	$2.40/isitsha	$2.40/isitsha	$0
Impahla ebuyayo (engenalutho)	$3.80/isitsha	$0.85/isitsha	$2.95
Izimali zokuwela umngcele	$0.18/isitsha	$0.04/isitsha	$0.14
Isamba ngohambo ngalunye olujikelezayo	$6.38	$3.29	$3.09 (48%)
Unyaka (izitsha eziyi-120 ngosuku)	$2,280,240	$1,175,640	$1,104,600

Ngoba ingxenye yokuthutha impahla ebuyayo iyona ebangela izindleko ezinkulu, inzuzo yesitsha esigoqekayo cishe iqhutshwa ngokuphelele ukusebenza kahle kohambo lokubuyela emuva. Emizileni lapho ibanga lokubuyela lide khona noma ubuningi bomthwalo buphansi, inzuzo ibonakala kakhulu.

Ukuqonda Isilinganiso Sokugoba: Ukucaciswa Okubalulekile

Isilinganiso sokuwa yisona sici esibaluleke kakhulu seziqukathi ezigoqekayo kwezokuthutha kwamanye amazwe. Nansi indlela yokuyiqonda nokuyihlola:

Okushiwo yi-Collapse Ratio

Isilinganiso sokugoqa siyisilinganiso sokuphakama kokusebenza kwesitsha nokuphakama kwaso okugobile. Isitsha esinokuphakama kokusebenza okungu-1,200mm kanye nokuphakama okugobile okungu-240mm sinesilinganiso sokugoqa esingu-5:1.

Ngoba isilinganiso sokuwa sinquma ngqo ukuthi zingaki izitsha ezilingana elolini elibuyayo, yiyona nto ebaluleke kakhulu eqhuba umnotho wezokuthutha ezibuyayo. Ukuthuthuka ngakunye kwesilinganiso sokuwa kwe-1:1 kunciphisa izindleko zokuthutha ezibuyayo cishe ngo-40-50% ngesisekelo sesitsha ngasinye.

Iyini Isilinganiso Esihle Sokugoqeka Kwezinto Ezihamba Ngemingcele?

Ngezicelo eziwela imingcele, sincoma isilinganiso sokuwa okungenani esingu-4:1. Nansi indlela ewusizo yokuchaza:

• isilinganiso esingu-3:1: Okugoqekayo okuncane okusebenzayo. Kunganciphisa izindleko zokubuyisa kodwa ukonga kuncane. Ngokuvamile i-4:1 iyatholakala ngemiklamo yamanje—noma yini engaphansi kwe-4:1 ayikuvumeli ukukhokhelwa kweprimiyamu.
• isilinganiso esingu-4:1: Okunconywayo okungenani kokuwela umngcele. Kufinyelela ukwehla okungu-60-65% kwempahla ebuyayo ngesitsha ngasinye. Okujwayelekile kwezitsha eziningi ezigoqekayo zezimboni.
• isilinganiso esingu-5:1: Okuhamba phambili kakhulu ezitsheni ezijwayelekile zezinyawo ezingu-1200×1000mm. Kufinyelela ukwehla okungu-75-80% kwemithwalo ebuyayo. Imininingwane yethu ejwayelekile yezinhlelo eziwela imingcele.
• isilinganiso esingu-6:1+: Itholakala ngemiklamo ekhethekile egoqekayo kakhulu, kodwa lokhu kuvame ukuphazamisa ubuqotho besakhiwo noma ukuhambisana kwe-MHE. Ngokuvamile asincomi u-6:1+ wezinhlelo zokusebenza zezimoto ngaphandle kokuthi kudingeke imingcele ethile.

Indlela Isilinganiso Sokugoba Esihunyushwa Ngayo Kukulayishwa Kweloli

Ukusebenzisa i-trailer ejwayelekile yase-US engamafidi angu-53 njengereferensi:

• Izitsha eziqinile (azigoqiwe): Izitsha ezingama-24 ngeloli ngayinye (eyodwa ephakeme, ezine ububanzi, ezi-6 ezijulile)
• Izitsha ezigoqekayo ezingu-3:1: Iziqukathi ezingama-72 ngeloli ngayinye (ezi-3 eziphakeme, ezine ububanzi, ezi-6 ezijulile)
• Izitsha ezigoqekayo ezingu-4:1: Iziqukathi ezingama-96 ngeloli ngayinye (ezine ukuphakama, ezine ububanzi, ezi-6 ukujula)
• Izitsha ezigoqekayo ezingu-5:1: Iziqukathi eziyi-120 ngeloli ngayinye (ezi-5 eziphakeme, ezine ububanzi, ezi-6 ezijulile)

Ngoba izindleko zokuthutha ngesitsha ngasinye zibalwa ngokuhlukanisa inani lempahla yeloli ngenani lezitsha ezikuso, ukusuka ezitsheni eziqinile ezingama-24 kuya ezitsheni ezigoqekayo eziyi-120 ngeloli ngayinye kunciphisa izindleko zokuthutha ngesitsha ngasinye ngo-80%—ngaphambi kokubala izimali zokuwela umngcele ezinqunyiwe ezikhokhwayo kumayunithi amaningi.

Ubuchwepheshe: Indlela Izitsha Zanamuhla Ezigoqekayo Ezisebenza Ngayo

Ngifuna ukubhekana nokukhathazeka engikuzwa njalo kubaphathi bezokuthutha: "Ingabe indlela yokugoqa ngeke yehluleke? Ingabe lezi zitsha ngeke ziphuke ngokushesha kuneziqinile?" Lokhu kwakuyizinkinga ezifanelekile ngezitsha ezigoqekayo zesizukulwane sokuqala kusukela ngawo-1990 nasekuqaleni kwawo-2000. Izitsha zanamuhla ezigoqekayo ezivela kubakhiqizi abadumile zibhekane nalezi zinkinga ngokuphelele.

Ubuchwepheshe be-Hinge

Indlela yokugoqa ezitsheni zanamuhla ezigoqekayo isebenzisa enye yezindlela ezimbili:

• Ihinji ephilayo (i-PP eyodwa noma i-HDPE): Lonke udonga oluseceleni lugoqeka ngengxenye encane ebunjwe njengengxenye yesitsha ngokwaso. Azikho izingxenye ezihlukene zehinge ezingahluleka. Zivamile emiklamo egoqekayo engabizi kakhulu. Ukuqina: Imijikelezo yokugoqeka engu-500-800 ngaphambi kokukhathala okubonakalayo.
• Ihinji ye-nylon noma ye-polymer eqinisiwe: Izingxenye zehinge ezihlukene (ngokuvamile i-nylon eqiniswe ngengilazi noma i-PP ephezulu ye-durometer) ziyabunjwa noma zifakwe ejoyintini eligoqekayo. Inikeza ukumelana nokukhathala okuphezulu. Ukuqina: Imijikelezo yokugoqeka engu-1,500-3,000. Imininingwane yethu ejwayelekile yezinhlelo zokusebenza zezimoto.
• Ihinji eliqiniswe ngensimbi: Izikhonkwane zensimbi noma zensimbi engagqwali zihlanganiswe ejoyintini eligoqekayo. Ukuqina okuphezulu. Ukuqina: imijikelezo yokugoqeka engu-3,000-5,000. Isetshenziswa ezisetshenziswayo ezinzima (ama-axle racks, ama-cradle enjini).

Ngoba amakhasimende ethu ezimoto ngokuvamile adinga imijikelezo yokugoqa engu-800-1,200 ngonyaka ngesitsha ngasinye (umjikelezo wokubuya wamasonto onke, amasonto angu-50 ngonyaka), incazelo encane yemijikelezo engu-1,500 esiyincomayo ihlanganisa iminyaka engu-2-3 yesevisi ngaphambi kokuba kudingeke ukuhlolwa kwehinge—uma kuqhathaniswa nezikhawu zokulungisa izitsha eziqinile.

Ubuqotho Besakhiwo Uma Bugoqwa

Okunye okukhathazayo ngezitsha ezigoqekayo ukuthi isakhiwo esigoqekile sigcina ubuqotho obanele yini ukuze kubekwe kahle. Izitsha zanamuhla ezigoqekayo zisebenzisa izindlela zokuzibopha ezizenzakalelayo ezivala isitsha endaweni egoqekile:

• I-latch yephansi ezenzakalelayo: Iphansi lesitsha lifaka ngokuzenzakalelayo ithebhu yokukhiya lapho izindonga eziseceleni zigoqeka phansi, okuvimbela ukuvuleka ngengozi ngesikhathi sokuthuthwa kokubuya.
• Iziqondiso zokubeka izinto: Iziqukathi ezigoqiwe ziyaxhumeka ngokusebenzisa imigqa yokubeka, okudala ukwakheka okuqinile okuhlanganisiwe kokuthutha okubuyayo.
• Idizayini ephephile ye-RFID: Ithegi ye-RFID ifakwe endaweni evikelwe (ngokuvamile esisekelweni noma ekhoneni eliqinisiwe) engacindezelwa ngesikhathi sokugoqwa.

Izixazululo Zethu Zokupakisha Zangaphakathi Zezinhlelo Zezitsha Ezigoqekayo

Izitsha ezigoqekayo ziyigobolondo langaphandle lesistimu yokupakisha, kodwa ukupakisha kwangaphakathi—amathileyi, abahlukanisi, izisekelo ze-foam, nezinto zokubeka imicamelo—kubaluleke ngokulinganayo ekuvikeleni izingxenye ngesikhathi sokuthutha. ukupakishwa kwangaphakathi umugqa womkhiqizo wenzelwe ukuhlanganiswa nezinhlelo zesitsha ezigoqekayo:

• Amathileyi enziwe nge-thermoform: Izimbobo eziqondile zifaniswe namajiyometri ezingxenye ezithile, ezinezici zokulwa nokufuduka ezivimbela ukunyakaza kwezingxenye ngesikhathi sokuthuthwa
• Izithako zokufaka i-foam: I-polyurethane noma i-polyethylene foam esikiwe ibe yizingqimba zezingxenye, ihlinzeka ngokumuncwa kokushaqeka kwezingxenye ezibuthakathaka
• Izinhlelo zokuhlukanisa: Izihlukanisi ze-HDPE noma ezihlanganisiwe ezihlela izingxenye eziningi ezincane ngaphakathi komthwalo wesitsha esisodwa
• Ukupakisha kwangaphakathi okuphephile kwe-ESDIzinto eziqhuba noma ezilahlayo zezingxenye ze-elekthronikhi ngokwe-ANSI/ESD S20.20

Ngoba ukukhetha kokupakisha kwangaphakathi kuthinta ukuthi zingaki izingxenye ezilingana ngesitsha ngasinye nokuthi zithola isivikelo esingakanani, ukwenza ngcono ukupakishwa kwangaphakathi kuyisinyathelo sesibili ngemva kokukhetha igobolondo langaphandle lesitsha esigoqekayo. Sinikeza izinsizakalo zokuklama ukupakishwa ezihlanganisiwe ezithuthukisa zombili izinto ngesikhathi esisodwa.

Ukuthobela Imithetho Ye-Cross-Border: Izinhlelo ze-ATA Carnet kanye ne-Bonded Container

Inselele eyodwa emangaza abaphathi abaningi bezokuthutha abasebenzisa izinhlelo zezitsha ezigoqekayo ngaphesheya kwemingcele ukuphathwa kwezitsha ngokwazo ngamakhasimende. Izindaba ezinhle ukuthi izitsha ezibuyiselwayo ziyafaneleka ukuphathwa kwamakhasimende kalula ngaphansi kwezinhlelo eziningi zomhlaba wonke.

Ukwelashwa kwe-ATA Carnet

I-ATA Carnet (iSivumelwano se-ATA Carnet sokwamukelwa kwezimpahla okwesikhashana) yidokhumenti yamasiko yamazwe ngamazwe evumela ukungeniswa kwezimpahla okwesikhashana ngaphandle kokukhokha intela. Izitsha zokupakisha ezingabuyiselwa zifanelekela ukwelashwa kwe-ATA Carnet emazweni amaningi, okusho ukuthi:

• Akukho ntela yokungenisa emabhokisini angena kwamanye amazwe
• Imibhalo yamasiko elula (i-Carnet eyodwa esikhundleni sokufakwa kwamasiko ngokuthunyelwa ngakunye)
• Ukwandiswa okuzenzakalelayo kwesikhathi sokwamukelwa (ngokuvamile izinyanga ezingu-12-18, okuvuselelwa)

Ngoba i-ATA Carnet isusa umthwalo wemfanelo obekungatholakala ezitsheni ezingabuyiselwa., ukonga izindleko ngokusebenzisa izitsha ezingabuyiselwa uma kuqhathaniswa nokupakisha okusetshenziswa kanye kukhulu kakhulu ezimweni eziwela imingcele lapho izinto zokupakisha okusetshenziswa kanye zingase zikhokhiswe intela yokungenisa.

Ukuphathwa Kwempahla Yebhafa Yesifunda Semingcele

Izinhlelo zezitsha eziwela umngcele zidinga uhlu lwezimpahla ezithwala imithwalo endaweni ngayinye yokuwela umngcele ukuze zibheke izikhala zesikhathi sokuhamba. Nasi isibalo se-buffer esisincomayo:

• Ibhafa yezokuthutha: 15-20% wempahla yezitsha ezihamba ngendlela eyodwa ezithuthwayo nganoma yisiphi isikhathi (izitsha ezisemalorini awela umngcele)
• I-buffer yokuphepha: 10% wempahla eyengeziwe endaweni ngayinye ukuze kusingathwe ukuguquguquka kwesidingo
• I-buffer ephelele: 25-30% ngaphezu kwenani elincane kakhulu lama-container elidingekayo ukuze kusebenze njalo

Kumaqoqo eziqukathi eziyi-1,000 ezisebenza ngomjikelezo wokuwela nsuku zonke, lokhu kusho ukugcina iziqukathi ezingama-250-300 esitokisini se-buffer yesifunda sasemngceleni. Ngoba isitokwe se-buffer simelela imali engasebenzi engafaki isandla emsebenzini wokupakisha, indawo yokugcina encane yezitsha ezigoqekayo egoqekile yehlisa kakhulu isikhala sendawo yokugcina impahla esidingekayo ukuze kugcinwe impahla—kusukela ku-800 sq ft yezitsha eziqinile kuya ku-200 sq ft yezitsha ezigoqekayo ngesilinganiso esingu-5:1.

Isiphetho: Izitsha Ezigoqekayo Manje Zibalulekile Ezinhlelweni Ezingabuyiselwa Emingceleni Ehlukene

Umnotho wokupakisha okugoqekayo kwemingcele uguqulwe ubuchwepheshe bezitsha ezigoqekayo. Ngo-2020, inkinga yezindleko zokubuyisa yenza izinhlelo zokupakisha ezigoqekayo zibe ngaphansi noma zibe zimbi kakhulu ezinhlelweni eziningi zemingcele. Namuhla, njengoba amazinga okuthutha kwemingcele edlulayo engu-25-35% ephezulu kanye nobuchwepheshe bezitsha ezigoqekayo bufakazelwe emijikelezweni engamakhulu ezigidi, umnotho uyathandeka cishe kuzo zonke izinhlelo zokufaka kwemingcele ezinezihibe zokubuyisa ezingaphezu kuka-500km.

Ngenxa yokuthi ukwehla okungu-60-75% ezindleleni zokuthutha ezibuyiselwayo okwenziwa yizitsha ezigoqekayo kushintsha isibalo sezindleko eziphelele kusukela "esingafaneleki" kuya "esiphakeme ngokungenakuphikiswa", Ngilindele ukuthi izitsha ezigoqekayo zibe yisinqumo esizenzakalelayo sokupakisha izimoto ngaphesheya komngcele ngo-2028.

Uma okwamanje usebenzisa izitsha eziqinile ezingabuyiselwa emzileni owela umngcele, ngincoma kakhulu ukuthi ucele isivivinyo sesitsha esigoqekayo. Ukuguqulwa ngokuvamile kudinga umjikelezo owodwa wokukhiqiza ukuze kuqinisekiswe, futhi imali eyongiwe iqala ukunqwabelana ngokushesha. Ithimba lethu lezokuthutha eliwela imingcele lingakunikeza ukuqhathanisa kwezindleko ezithile zomzila wakho zingakapheli izinsuku ezi-5 zebhizinisi ngemuva kokuthola idatha yakho yezokuthutha.

imibuzo ejwayelekile ukubuzwa

Iyini inkinga yezindleko zokubuyisa ezingenalutho ekuthuthweni kwempahla kwamanye amazwe?

Izindleko zokubuyisa ezingenalutho zenzeka lapho izitsha zibuyela endaweni yazo zingenalutho noma zingasetshenziswa kahle, okwengeza u-40-50% ezindlekweni eziphelele zohambo ngalunye. Emizileni ewela umngcele, ngoba imithwalo yokubuyisela emuva ingabiza u-$1.80-$4.50 nge-CBM ngayinye noma ngabe ingenalutho, inkinga yokubuyisa engenalutho iyisithiyo esikhulu kunazo zonke sokwamukelwa kokupakisha okubuyiselwayo. Izitsha ezigoqekayo ezinesilinganiso sokuwa esingu-4:1+ zinciphisa izindleko zokuthutha ukubuyisa ngo-60-75% ngokunika amandla amayunithi engeziwe aphindwe ka-3-5 ngeloli ngalinye lokubuyisa.

Yisiphi isilinganiso sokuwa okufanele ngisibheke ezitsheni ezigoqekayo zokuthutha kwamanye amazwe?

Sincoma isilinganiso sokuwa okungenani esingu-4:1 sezinto zokuthutha eziwela imingcele. Isilinganiso esingu-5:1 sisho ukuthi amaloli okubuyisa angathwala izitsha eziningi ngokuphindwe kahlanu uma kuqhathaniswa nezinye izindlela eziqinile, okunciphisa imithwalo yokubuyisa ngesitsha ngasinye ngo-75-80%. Ngoba ukuthuthuka ngakunye kwesilinganiso sokuwa okungu-1:1 kunciphisa izindleko zokuthutha impahla ngo-40-50%, umehluko phakathi kuka-3:1 no-5:1 u-$2.00-$3.00 ngesitsha ngasinye ngohambo lokubuya emizileni eminingi.

Izitsha ezigoqekayo ziqhathaniswa kanjani nezitsha eziqinile ngokwezindleko eziphelele zobunikazi?

Izitsha ezigoqekayo zibiza ngaphezulu ngo-25-40% ngeyunithi ngayinye kodwa ziletha izindleko zokuthutha eziphansi ngo-60-75%. Ukuhlaziywa kwethu kwe-TCO kuzo zonke izinsizakusebenza zamakhasimende angaphezu kuka-180 kubonisa Izitsha ezigoqekayo zithola inkokhelo ezinyangeni ezi-5-9 uma kuqhathaniswa nezitsha eziqinile zamaketanga okuphakelwa awela imingcele anezihibe zokubuyisa uhambo olungaphezu kwamakhilomitha angu-800 ukuya nokubuya.. Ezindaweni ezimfushane ezingaphansi kwamakhilomitha angu-500, izitsha eziqinile zingase zihlale zingabizi kakhulu.

Yiziphi izindlela zokushintshana ngokuqina kweziqukathi ezigoqekayo?

Izitsha zesimanje ezigoqekayo ezisebenzisa i-HDPE noma i-PP ezibunjwe ngomjovo zifinyelela impilo yesevisi yeminyaka engu-4-6 kanye nemijikelezo yokugoqeka engu-800-1,200, efana nezitsha eziqinile. Indlela yokugoqeka iyona eyinhloko ebaluleke kakhulu ekuqineni—bheka izitsha ezinezihibe eziqinisiwe (inayiloni eqiniswe ngensimbi noma i-polymer ephezulu ye-durometer) ezihlolwe imijikelezo engaphezu kuka-1,500. Ngoba imiklamo yesizukulwane sokuqala yehlulekile emijikelezweni engu-200-300, qinisekisa idatha yokuhlola umjikelezo womkhiqizi ngaphambi kokuthenga.

Ngingaphatha kanjani inqwaba yama-container agoqekayo ezindaweni eziningi zokuwela imingcele?

Ukuphathwa kwemikhumbi yezitsha ngaphesheya kwemingcele kudinga: ukulandelwa kwe-RFID ezikhumulweni zokungena nezokuphuma, izinhlelo zezitsha ezihlanganisiwe ngaphansi kwe-ATA Carnet noma okulinganayo, i-buffer inventory endaweni ngayinye (ngokuvamile i-15-20% ngaphezu kosayizi omncane wemikhumbi), kanye nokuxhumana okuzinikele komzila wokubuya nabalingani bezokuthutha. Ngoba sinikeza izinhlelo zokuphathwa kwemikhumbi yezitsha ezisingatha zonke izinto ezine, ubunzima bokusebenza buphathwa njengesevisi ephethwe kunokuba kube umthwalo wangaphakathi wezokuthutha.