Sign up for
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.
In daily life in almost every time we will become garbage, in existing garbage can often bring us vexed. We will often appear breaking garbage bags and in the transport process of them scattered on the ground we will refuse to carry out improvement, the difference between this trash is we use the garbage bag is with a rubber band
Zhengzhou University of Light Industry