As the world's number one financial empire, the United States is now in the midst of an unprecedented debt storm, originally considered the strongest safe-haven investment: U.S. debt, but now has become the international financial markets everyone avoid the "dark thunder."。According to historical data, China's holdings of U.S. debt peaked in 2013, but since then it has been reducing its holdings in an orderly manner, by 40 percent compared to the past, and Korean media have bluntly pointed out that the root cause of this situation is the rebound triggered by Washington's strong containment of China.。