This is an era of environmental protection. The following is a computer package. The designer named GreenCase. It is a computer protective package made of cardboard. It can be used as a computer, it can also use the bracket to better dissipate heat, and it can also act as a mouse pad. It doesn't take up as much space as a computer bag. It can completely pack the computer and does not cost much space. It is important to use 100% recycled cardboard, which is very environmentally friendly.