One of the largest IT companies in the world, it ranked 48th among the Fortune Global 500 companies in 2016. In the field of luggage, HP is a relatively attentive manufacturer, and most of its computer liner bags are around 100 yuan, which is a cost-effective choice. HP slip pocket liner is made of soft and highly elastic neoprene with reinforced edges, which has good shock and scratch resistance, but has poor cold resistance and storage stability; The zipper-type sleeve is made of polyester or nylon leather, which is more beneficial for waterproofing. The HP sleeve has a simple and stylish design and is available in a variety of bright colors to meet a variety of purchasing needs.