An official manufacturing index based on a survey of factory purchasing managers edged up to 49.8 in September from August’s 49.7, which was the lowest level since August 2012. Numbers below 50 indicate contraction. A separate manufacturing index compiled by financial magazine Caixin and Markit fell to 47.2 in September from 47.3 in August. But the figure was better than the preliminary result of 47.0 released on […]