[national Bureau of Statistics: manufacturing PMI for May is 48.8] data from the National Bureau of Statistics show that in May, the manufacturing purchasing managers' index (PMI) was 48.8 percent, down 0.4 percent from the previous month, below the critical point, and the manufacturing boom level fell slightly. In May, the non-manufacturing business activity index was 54.5%, down 1.9 percentage points from the previous month, still above the tipping point, and the non-manufacturing sector continued to restore growth.