The comprehensive PMI output index for September 2025, released by the Service Industry Survey Center of the National Bureau of Statistics and the Purchasing Managers' Survey of the China Federation of Logistics and Purchasing, was 50.6%, an increase of 0.1 percentage points from the previous month. This index is a comprehensive index in the PMI indicator system that reflects the changes in output of the entire industry (manufacturing and non manufacturing) in the current period. It is composed of a weighted sum of the manufacturing production index and the non manufacturing business activity index, with weights being the proportion of manufacturing and non manufacturing industries to GDP. Among them, in September 2025, the manufacturing production index was 51.9%, an increase of 1.1 percentage points from the previous month; The non manufacturing business activity index was 50%, a decrease of 0.3 percentage points from last month.