The Administración Portuaria Integral de Manzanillo, S.A. de C.V. , It is an entity of the Federal Government , which was formed in December 1993 , starting its operation in February 1994, it has a concession for 50 years, which was granted by the Secretariat of Communications and Transportation , with the to carry out, among others, the functions to manage, promote, build, develop and maintain the infrastructure of the Port of Manzanillo , Colima.