Packaging is one of the most important functions in marketing, The task of keeping any product in container, carton, or wrapping in, binding with, or keeping in boxes etc. for freshness and protection of products is called packing. But packaging does not mean only this task. Packaging has broad meaning. The important functions of packaging are as follows:

To provide proper and safe container or place for keeping any product is an important function of packaging. The functions of designing, producing and providing containers, boxes, packets, bottles, paper, or paper-bags, or plastic bags etc. according to the nature of products to put them include in packaging. Suitable kind of containers or boxes are used according to the nature of products for transporting or keeping them in warehouse or in showroom.

Packaging gives short introduction of different kinds of products and their producers. Every producer or middlemen select color, size, design of container or box, and package their products in a way that they look different from competitors' products. This makes customers easy to identify the same-nature products of different firms. The customers can recognize and may buy the products of their favorite company or brand as soon as see the package. Mostly, information such as name of the product, name of manufacturing company, ingredients used i product, weight, quality of the product, its using method are printed or written on the package.