Group 1: PMI Performance - The national manufacturing PMI rose to 50.1% in December, marking a 0.9 percentage point increase from the previous month, and entering the expansion zone for the first time since April[3] - The new orders index reached 50.8%, up 1.6 percentage points, while the production index increased to 51.7%, rising by 1.7 percentage points[5] - The supplier delivery time index increased, indicating a rise in supply chain pressures, while the employment index declined[3] Group 2: Demand and Supply Dynamics - New export orders index for December was 49.0%, up 1.4 percentage points, with a cumulative increase of 3.1 percentage points over November and December[5] - The production index's improvement is the most significant in nearly a decade, reflecting synchronized recovery in supply and demand[4] - The raw material inventory index rose to 47.8%, while the finished goods inventory index increased to 48.2%, indicating a buildup of demand-side inventory[5] Group 3: Price Trends and Expectations - The purchasing price index fell to 53.1%, down 0.5 percentage points, while the factory price index rose to 48.9%, up 0.7 percentage points, suggesting improved profit distribution for downstream sectors[5] - The manufacturing business activity expectation index reached a new high for the year, indicating improved business conditions and potential increases in capital expenditure[4] - The non-manufacturing business activity index rose to 50.2%, up 0.7 percentage points, with the construction sector showing significant recovery[6]