Network system and a method controlling the same

The present embodiment relates to a network system and a control method. In the network system according to this embodiment, the first electric products that includes a memory portion; And said first and comprising a second electrical products provided communicatively the electrical product, wherein the second electrical product, a first memory unit that is a software for monitoring the operation of the second electric storage products; And includes a second memory portion that is software for managing the operation information of the first electric products, it passes from the first electrical product installation.