China issues (including Tibet, Taiwan, Hong Kong):

The US made issues of human rights, trademarks and revaluation just before a March 2006 summit between the nations.

Two U.S. senators pushing for export tariffs unless China revalues the yuan and U.S. Commerce Secretary

China's appetite for raw materials such as grain and minerals that Australia produces made the two increasingly closes trade partners, said David Zweig, director of the Hong Kong-based Center on China's Transnational Relations.

"The Australians are in a pickle," he said.