1466 天前 
How to Use Social Media for Social Change - ReadWriteWeb 
How to Use Social Media for Social Change - ReadWriteWeb
Portnoy：釋放胡佳！ 收藏於 2008/05/22
As we reported in April, a UN report showed that mobile technology is changing the way that non-governmental organizations (NGOs) work, using mobile technology to overcome humanitarian challenges.
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