Indonesian factories are in good shape as a key forward-looking indicator has reached the highest level in eight months thanks to strong order books. According to London-based data firm IHS Markit, part of S&P Global, Indonesia’s manufacturing purchasing managers’ index (PMI) rose to 53.7 in September. Up 2 points from August, that is the highest reading since January for the index, which measures factory activity based on a survey of 400 firms.