Building infrastructure at breathtaking speed. Creating the world's factory. Stringing together quarter after quarter of 7%, 8%, 9% and even 10% growth. These are some of the strengths of China's economic system. And sometimes, as we watch the U.S. and global economy struggle with the fallout from a financial crisis that started in the United States, or the economies of Europe sink again into recession, it can seem as if China's system has only strengths.