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

COLOR CHANGE “CARD” / Emotional interaction concepts


As the climate changes, and sustainable development has become a hot topic, green travel will shoulder the important role, 「COLOR CHANGE "CARD"」is designed around the green travel a dynamic change of public transport IC card (in Shanghai, China, for example), the an e-card to detect the air quality and climate change, the card will happen with the air quality between the red and blue color gradient, the red represents the more the worse air quality, and if the cardholder can use IC card on public transportation, card will gradually restore blue again, to remind people to green travel, protect the environment


Anyang Institute of Technology

Anyang Institute of Technology
Henan Province, China

Shengnan Li,
Anyang Institute of Technology

Di shen,
Anyang Institute of Technology