Chinese President Xi Jinping heaped praise on Britain for what he called a "visionary and strategic choice" to strengthen commercial ties with China, as he prepared for a state visit to the United Kingdom that's expected to be richer in pomp and considerably warmer in tone than his recent trip to the United States.The trip comes at a time of global anxiety about China's slowing growth. Xi himself acknowledged "concerns about the Chinese economy", but sought to allay them in a written interview with Reuters. Read more