China’s economic imbalances continued to deepen in July, as sluggish retail sales and a fixed-asset investment slump highlighted persistent weakness in domestic demand, even as exports surged.Retail sales, a major gauge of consumer spending, grew by 0.6 per cent year on year last month, according to data released by the National Bureau of Statistics on Monday.The lacklustre reading missed a 1.3 per cent rise forecast by economists surveyed by Chinese financial data provider Wind, and was down...