Chinanews.com client on March 31 (Li Jinlei) National Bureau of Statistics released data on the 31st, China's purchasing manager index fell sharply last month, and the base rose from the previous month. Among them, the manufacturing PMI was 52.0%, an increase of 16.3 from the previous month. Non-manufacturing business activity index was 52.3%, an increase of 22.7 percentage points from the previous month; the comprehensive PMI output index was 53.0%, an increase of 24.1 percentage points from the previous month. The rebound of the purchasing manager index above the critical point in March was a rebound after a sharp decline in February. It more reflects that more than half of the surveyed companies resumed work and resumed production, which has improved from the previous month, and does not mean that China's economic operation has returned to normal levels. .