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

Less Waiting / Sign

Less Waiting

Less Waiting is a electronic minitor working in the train. It can show the using status of toilet in the 3 consecutive coach whether they are being used.In this way, it enables passengers to make their decisions immediately.


Hunan University

Hunan University
Changsha, China


Hunan University

Hunan University
Changsha, China

Sun,Jing-Bang Sun,Jian-Neng Han Yi