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This is the archive site of Global Sustainability Jam 2011-2018. From 2019 on please visit


Connect the social relationship with global sustainability

B-Friends is a platform that supports everybody to share their books,such as students,staffs and so on.They share their books which they don't need any more to other people instead of leaving the books unused or abandon.In addition,they can communicate with each other by our platform B-Friends.Not just the books,but also the experiences,feelings and everything.We want to create more and more friendship by B-Friends and spread the idea of sustainable design.

Submission files

Team members

Creative Commons Licence