70% revenue of China tourism industry came from home in the past 10 years, and an estimate shows that domestic source revenue will keep growing at more than 15% in the next 2-3 years and at over 12% in the upcoming 5 years.
Foreign exchange revenue of tourism industry in 2006 was US$33.95 billion and is expected to reach US$38 billion in 2007, up by 11.93% year on year.