<http://schema.org/image>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2012/05/sina-520x245.jpg>
<http://thenextweb.com/asia/2012/11/16/sina-books-152-million-in-q3-revenue-as-it-faces-tough-competition-from-tencents-wechat/>