Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Sign up for an Award

Participate with your entry in one of our professional or student awards.

Sign up for an award

Sign up for a Profile

Create your own profile and publish it in the iF WORLD DESIGN GUIDE.

Sign up for a profile

Learn more:


Present your project for free and win your share of EUR 50,000 in prize money.

Publish your project

1=2 / Audio/Video


The purpose of this model of product design, Mainly to solve in our country now at the university of four levels of tests. Everyone needs to hearing headset.In exams, however, still need some other things, such as a ruler.


Lanzhou university of technology

Lanzhou university of technology
lanzhou, China

Jie Wang,
Lanzhou university of technology