Some of Mr. Hu’s most significant comments dealt with the future of the dollar and currency exchange rates.

“The current international currency system is the product of the past,” he said, noting the primacy of the U.S. dollar as a reserve currency and its use in international trade and investment.

The comment is the latest sign that the dollar’s future continues to concern the most senior levels of the Chinese government. Beijing fears not only that loose U.S. monetary policy is fueling inflation, but that it will erode the value of China’s holdings of dollars within its vast foreign-exchange reserves, which reached $2.85 trillion at the end of 2010.