1, use

Computer bags are specially designed for computers. In order to facilitate the carrying of computers, different models and sizes of computer bags have different sizes. And in order to prevent the computer from bumping, there will be a sponge interlayer in the computer bag, but not in the briefcase.

Step 2 show up

A computer bag will have a computer brand trademark and LOGO, while a briefcase is a briefcase trademark. Briefcase is mainly used for business office, paying more attention to bag design, while computer bag pays more attention to quality and practicality.