Beijing is putting up a brave front in the face of President Trump’s attempt to even the global playing field via tariffs on Communist China’s imports. “China is a super economy,” says the party’s press organ. “We are strong and resilient in the face of the U.S. tariff bullying.” The mandarins appear to think they can prevail in a battle of wills with America. Yet a credit downgrade on China’s sovereign debt suggests the risk Beijing is running.