The kraft paper bag is made of all wood pulp paper, and its color is divided into white kraft paper and yellow kraft paper. It can use PP material to spread a layer of film on paper. It plays a waterproof role. The strength of bags can be made from one to six layers according to the requirements of customers, and printing and bag making are integrated. The opening and sealing methods are divided into heat seal, paper seal and lake bottom.

With the improvement of people's own quality and cultural level, more and more people are more advocating the concept of green and environmental consumption. When people require paper bags to work and improve their structure, they are gradually concerned about the performance of paper bags in environmental and aesthetic aspects. The paper bag, which is made from the new material, has become the favor of the people.

"Cowhide paper bag" is a kind of bag made of composite materials. Because the materials made of kraft paper bags are non-toxic, tasteless and environment-friendly, therefore, "kraft bag" has become an internationally recognized environmental protection product while meeting people's green consumption. In the shopping malls and supermarkets at home and abroad, traces of "kraft paper bags" can be seen everywhere. He is like a small warrior who is accompanying us in daily life and helps us share the burden of life.

The quantity of shopping can only be limited to the traditional thought of the quantity of articles that can be carried by both hands, because the appearance of kraft paper composite bags is broken, so that many consumers no longer worry about shopping because they are afraid of buying things. If the birth of kraft paper bags, promoted the development of the retail industry, perhaps some exaggeration, but at least it reveals a phenomenon to businesses, is in the customer shopping experience has become the greatest degree of easy, convenient and comfortable, not to predict fundamental consumers will buy many things. It was also because of this, which caused the attention of the consumers to the consumer shopping experience, and promoted the development of the shopping cart and shopping basket in the supermarket.

After more than half a century of time, development is kraft paper shopping bag is smooth, the improvement of material quality which the carrying capacity has been continuously enhanced, the appearance is more beautiful, making businesses will also be a variety of trademark and exquisite patterns printed on paper, into the business street storefront shops. Until the middle of the twentieth Century, the emergence of plastic shopping bags has become a major reform in the history of shopping bags. With its low price, strong quality, light and thin, plastic shopping bag has made the once infinite sights of the kraft paper overshadowed. Since then, plastic bags have become the first choice of people's life, and the leather belt gradually "retreats to the second line". Finally, the kraft paper bag can only be used in the name of "environmental protection", "nature" and "nostalgia" in a few books, clothing and audio-visual products.

Later, as the atmosphere against the use of plastic bags prevailed throughout the world, environmentalists put their eyes on the old cowhide paper bags. McDonald's in China also began carrying out Kraft bags to all stores in 2006 to replace the use of plastic bags. This move has been a positive response from other businesses and began to use kraft paper bags to replace plastic shopping bags.