<http://digiphoto.techbang.com/posts/4441>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://digiphoto.techbang.com/posts/4441-canon-performance-steadily-growing-turnover-is-expected-to-exceed-6-billion-yuan-in-2013-and-will-continue-promoting-public-environmental-protection-activities-deep-taiwan-market>