Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Report A Problem
CANCEL

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:

Profile Types

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

Ruler compass / Stationery

Ruler compass
Ruler compass

The ruler and compass together clever
Time measured by the radius of Circle, square portable Zone and the use of improved work efficiency.

University

Central South University

Central South University
Chang Sha, China

Li Yi

Design

Central South University

Central South University
Chang Sha, China

Liu-Jun Du，Wang Chen

Related content