Worldwide database where you can upload your concepts, experiments and design projects accross any dicipline, and have all sorts of people look at them. There's the potential to be invited to do paid work for organisations and brands if they like your style.

Hey here is another good design magazine from the US
http://www.cmykmag.com/

CMYK, Inspiring Visual Communication

CMYK magazine is a quarterly infusion of pure, uncensored, jury selected ideas for an industry driven on inspiration.

At its core, CMYK is an archive of top-level graduate work in advertising, design, photography and illustration. Every issue's portfolio encompasses nearly 100 selections of bonafide "fresh" creative, chosen by leading professionals in all fields.

CMYK For The Professional.
Every issue of CMYK offers a refreshing glimpse into the future of communication art. With CMYK, creative directors can survey the top talent from today's top art schools, and keeping tabs on which students may prove worthy additions to staff.

CMYK For The Student.
CMYK magazine is one of the most sought-after and high-profile portfolio competitions in the world: A rare opportunity to showcase one's talents to hiring professionals and artist representatives across the globe. With CMYK the grand prize is not just recognition and validation, but a better shot at gaining employment.

Frequency: 4x/year

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EYE Magazine

http://www.eyemagazine.com/

Welcome to the Eye website, an index of the quarterly print magazine for everyone involved in graphic design and visual culture

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Chinese Design Magazines | some in english and chinese

Chinese Design Mag...
http://www.sandu168.com

Package Design
http://www.package-design.net/