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:

iF SOCIAL IMPACT PRIZE (free of charge)

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

Publish your project

SOS FILM / SOS FILM

SOS FILM

According to light absorption and light folding principle, you could put the sos film on your phone screen and the sos words will be cast to the mountain locating the far side when you venture into the wilderness at night and encounter dangers, which will extend the range of sos.

University

Guangdong University of Technology

Guangdong University of Technology
Guangzhou, China

Yuanbing Li,
Guangdong University of Technology