Manzanillo anali doko lachitatu la Spain ku Pacific, m'mbuyomo panali doko komwe nzika zamalonda zimachita malonda m'mbali mwa gombe, pakadali pano Manzanillo ndi gawo lofunikira la Pacific Basin.
Pakhala m'zaka makumi angapo zapitazi pomwe doko la Manzanillo lakula modabwitsa. Ntchito zake zingapo zimaphatikizapo zochitika zosiyanasiyana zachuma zomwe zimamupatsa mwayi wokwaniritsa tsogolo labwino.
Zina mwazinthu zofunika kwambiri ndizoyenda panyanja, zokopa alendo, usodzi, ulimi ndi mafakitale awiri akulu: kugwiritsa ntchito chitsulo cha Minatitlán, cholembedwa ndi Benito Juárez-Peña Colourada Mining Consortium, yomwe pachaka imapereka pafupifupi 2 miliyoni matani a "pellets" ku kampani yazitsulo, ndi "Manuel Álvarez" magetsi opangira magetsi, ku Campos, omwe amapereka magetsi ku boma la Colima komanso omwe zotsalira zake zimalumikizidwa ndi gridi yadziko.
Manzanillo ili ndi chuma chambiri, kuphatikiza malo ake pagombe la Pacific, ndi zida zamakono zamadoko, zokhala ndi zida zokwanira kuti zipikisane, komanso njira zoyankhulirana zapansi pamisewu ndi njanji paliponse dziko, ndiye kuti, popanda mavuto pakukula kwake kwa mafakitale, chifukwa limatha kukhala kolowera ndi ntchito zonse, kuchokera pa doko kupita ku Tecomán, mtunda wopitilira makilomita 50, pomwe zingatheke kukhazikitsa makampani otumiza kunja amitundu yonse.
Pazokopa alendo, ndizotheka kupereka ntchito zabwino kwambiri, m'mahotela nyenyezi zisanu ndi zokopa alendo zazikulu, kwa alendo ovuta kwambiri, omwe azitha kusangalala ndi magombe okongola, nyengo yabwino komanso kuwedza masewera, chifukwa Manzanillo adapeza dzina la "capitalfish capital" mu 1957, pomwe nsomba 336 zinagwidwa. Kukhazikika kwa nsomba za tuna ndi mitundu ina yam'madzi zidzawonjezeka kampani ya Marindustrias ikangotenga, kukonza ndi kugulitsa kunja gawo lalikulu lazopanga zake ku Spain, France ndi Italy, ndikudziyika koyamba m'malo mwa nsomba za tuna pagombe ochokera ku Pacific.
Ndi madoko ake otukuka komanso misewu yayikulu, Manzanillo amadziwika kuti ndi doko lomwe limayendetsa kwambiri katundu wogulitsa ndi kutumiza kunja, komanso cabotage ya m'mphepete mwa nyanja, makamaka chifukwa chamtengo wake wogulitsa ndi misonkho yomwe imasonkhanitsidwa. Kuphatikiza apo, Manzanillo adatchulidwa ngati doko lokhala ndi nyengo yabwino kwambiri ku Pacific Pacific, kutentha kwapakati pa 26 degrees centigrade; Kuphatikiza apo, chitetezo sichinasinthidwe, ndi anthu odekha komanso olimbikira ntchito, omwe amapempha azachuma padziko lapansi kuti agwire nawo ntchito zothandiza.
