Logistics is generally the detailed organization and implementation of a complex operation. In a general business sense, logistics is the management of the flow of things between the point of origin and the point of consumption to meet the requirements of customers or corporations. 

Freight the cargo that is carried using the shipping services offered by the shipping lines using the ships which falls under the Maritime industry

Logistics Services the processes involved in getting the cargo from the manufacturers warehouse to the receiver’s warehouse including arranging for shipping services offered by the shipping lines using the ships which falls under the Maritime industry

Supply Chain the whole process comprising of all aspects in a product cycle, for example from picking of the fruit at a farm in Point A to delivering the fruit to the shelf at a store in Point B using all of the above-mentioned industries, businesses and services..