Says so here. The 60 percent rise means the Chinese MMO market is now worth $1.66 billion. The company that arrived at that figure, Pearl Research, estimates it'll hit $3 billion by 2010.
"The year 2007 exceeded expectations with the market growing more than 60 per cent, driven by compelling and diverse content, free-to-play games, and rising demand for leisure and technology products," said Allison Luong, Pearl Research's MD.
Lots more words through the link.