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 we usually throw away the short pencils because they are difficult to hold ，even though they can still be used. Pen Cap is a connector of two pen . It has two open sides for pencils to put in. Pen Cap enables the short pencils to be used for a further time so that all materials could be used up as much as possible .The concept has advocated the Low-Carbon life and the frugal lifestyle.
Qian Manqian,Xu Sisi,Yuan Sisi,Shao Shiyi,Wu Fangyuan,Luo Zhening,Ouyang Chenglin,Sun Xin,Chen Si,Pan Yu,Lin Zhenyu,Chen Fan