School bag, is a bag made of cloth, leather, etc. Students are used to carry textbooks and stationery supplies. According to the change of consumer aesthetic taste, school bags have developed a kind of school bags that can better reduce the burden of students - box bags. The material of the luggage bag is more diversified. Leather, PU, polyester, canvas, cotton and linen and other textures luggage to follow the fashion trend. At the same time, in the era of more and more flaunt personality, simple, retro, cartoon and other types of styles from different sides to meet the needs of fashionable people to promote their personalities. Many schoolbag production business began to focus more on the backpack system, taking into account that students go to school books and all kinds of learning aids are more, and many are heavier, so that students are very hard to carry. School bags can not be used, but many school bags on the market are more traditional kind, the most obvious is that the backpack is not decompression, and easier to break, and a lot of schools and parents are calling for some businesses in the design of school bags hope to start more from the pressure relief, the second is to improve the quality. Replace "big schoolbag" with "small schoolbag", is a form of expression of "schoolbag not home". Undoubtedly, this care is in place, the school advocates the children will be necessary for daily study books and utensils in the "small bag" to take home, and other books in the campus, in this way, can not reduce the amount of homework? This attempt is worth advocating. In fact, in order to reduce the burden of students, many places have made useful attempts and exploration. According to the survey statistics of the China Child Development Center, the incidence of unhealthy spine in China has been as high as more than 68%, including hunchback, scoliosis and unequal shoulders, of which the incidence of scoliosis is about 20%. Spine problems on the child's physiology and psychology will bring negative effects, becoming a major obstacle to the healthy growth of children, and the popularity of functional school supplies just help to break this barrier. Children's weight loss spine bag is also a product that has received market attention in recent years, and are associated with "levitation" and other words that sound "black technology". The principle of "levitation" weight reduction is that when people walk, the center of gravity will continue to move up and down, each step the shoulders will move up and down about 5 cm, so carrying a traditional schoolbag walking equivalent to uninterrupted shoulder lift the bag high. The weight loss spine bag allows the bag to reduce the pressure on the shoulders by rebounding the shoulder straps to bounce up and down. At the same time, the balance chest buckle, support back pad and other designs are able to better decompose the pressure and prevent hunchback. Nowadays, the pace of global economic development has accelerated, and although there are differences in the consumption levels of various countries, there are requirements for the products that are consumed in exchange, especially school bags that help people travel. Under the rising market demand, the development of the global schoolbag industry is growing rapidly, which hides a huge business opportunity behind. Throughout the development of various industries, the change of consumers is one of the main driving forces to push the industry wheel forward. In the past, the function of the schoolbag from large capacity to meet the needs of the book, to both to be able to fit and look good, and then developed to today's consumers not only to look good, but also both health, technology, and become part of the quality of life.