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

ZhongTian / Bicycle


This production purified air when it in travel,It owe to the special tire storage rack, the front wheel assimilate air and filtration it.Then the air run to the rear-wheel and rear-wheel filtration it again.This production will help reduse the loading of air pollution like PM2.5 or SO2.
It also contribute to solve the air pollution issue for some developing country like China and India
when someone exercise.


Shenyang University of Technology

Shenyang University of Technology
Shenyang, China

Zhongtian Liu,
Shenyang University of Technology