friendly link to : 1. http://www.travelchinaguide.com/cityguides/guangdong/ http://en.wikipedia.org/wiki/Guangzhou
http://wikitravel.org/en/Guangzhou
2. http://wikitravel.org/en/Beijing
3. http://wikitravel.org/en/Shanghai
4. http://wikitravel.org/en/Xi'an