Sign up for an Award
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
Pumping paper is necessary in our lives,and plastic packaging of pumping paper is part white pollution.Use paper drawn box,you can reduce the white pollution.However, the process of pumping paper use will encounter the following problems:1.Paper towels can not put too much in the pumping paper drawer,cause trouble.2.With pumping paper reducing ,Difficulty of extraction will increasing.The retractable pumping carton cleverly designed to solve these two problems,and with the pumping paper compressing,the box side tree leaves will reduce, to remind people to conserve paper.