Four years later, the first one was born with a brown paper shopping bag. It is the bottom of the rectangular than the traditional V-bottom paper bags have a greater amount of volume. Du Weina their own name for this kind of shopping bags named, and in 1915 applied for a patent for. At this point, annual sales of this shopping bag has more than 100 one million. Over the next half century, the development of kraft paper bags kraft paper packaging can be described as smooth sailing, so that the load-bearing capacity of the material to improve continuously enhance the appearance has become increasingly attractive in Qianjiang kraft paper, manufacturers of various trademarks, the picture is printed on brown paper bags kraft paper prices into the streets of the store among the shops. 1, surface treatment: pressurized light, ordinary varnish, aqueous coating, UV coating, glossy film and dumb film. We more commonly used is four behind. 2, laminating: After printing the processed surface and corrugated sheets are bonded together supply kraft paper, will increase its strength and cushioning properties. Commonly used equipment with automatic and semi-automatic veneer machine. 3, the pressure Leng: Usually mounted after completion of corrugated, should press down, then place one day, so the effect will enhance the bond between the paper and can make prints properly dried. Qianjiang kraft paper, kraft paper, Jinxiang manufacturers wholesale (quality businessmen) are provided by Shandong Jinxiang Paper Limited. Road Zhiyuan, temper forward. Shandong Jinxiang Paper Co., Ltd. (jinxiangzhiye.1688.com/)(www.sdjxpaper.com) aims to become and you win symbiosis, strategic partners to move forward, more determined to become the most influential business PAPER , and you leap together to success!