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

Recirculate envelope / envelope

Recirculate envelope
Recirculate envelope

Transmission of information is the symbol of the envelope, but once-use envelope will cause the waste of natural resources. This envelope can be re-used. Without losing information, it promises our contribution to the environment.

University

ZheJiang University

ZheJiang University
HangZhou,ZheJiang, China

Design

ZheJiang University

ZheJiang University
HangZhou,ZheJiang, China

Kuan Cheng Longdi Sun Chuan Cao Yijun Zhao