In the case BlackBerry versus Redberry IP Dragon elaborated on well-known trademarks. Read here. Last year, Christopher Woods and Lena Kempe of Kilpatrick Stockton wrote an excellent introduction to well-known trademarks in China called 'Fragile protection'. In 3 pages, history, recognision procedures and advantages of well-known trademarks are dealt with.
The case Yahoo versus Fahyoo was used as an example of a trademark not recognised as a well-known trademark, read the article World Trademark Law Report article of June 24, 2005, by Jin Ling of Rouse & Co International, Shanghi, here.
Read Woods and Kempe's article (PDF) here.