Group 1 - In the first nine months of 2025, the sulfuric acid production of large-scale industrial enterprises in Hunan Province reached 1.477 million tons, representing an 11.3% increase compared to the same period in 2024, with a growth rate 33.3 percentage points higher than in 2024 and 5.9 percentage points higher than the national average [1] - In September 2025, the sulfuric acid production in Hunan Province was 165,000 tons, showing a 24.4% increase year-on-year, with a growth rate 40.0 percentage points higher than in 2024 and 18.8 percentage points higher than the national average [2] - The sulfuric acid production in Hunan Province accounted for approximately 1.8% of the national total production of 83.296 million tons in the first nine months and 0.2% of the national total production of 9.239 million tons in September [1][2]

Group 1 - The core viewpoint is that Chongqing's sulfuric acid production has shown significant growth in the first four months of 2025, with a total output of 512,000 tons, representing a 41.8% increase compared to the same period in 2024, which is 26.4 percentage points higher than the previous year's growth rate [1] - The production in Chongqing accounted for 1.4% of the national sulfuric acid output of 36.512 million tons during the same period [1] - In April 2025, Chongqing's sulfuric acid production reached 131,000 tons, marking a 20.3% increase year-on-year, although this growth rate is 43.8 percentage points lower than that of April 2024 [3] Group 2 - The growth rate of Chongqing's sulfuric acid production in April 2025 was still higher than the national average by 11.3 percentage points, despite the slowdown [3] - The data indicates that the production trend in Chongqing is consistent with the overall national trend, but with a notable difference in growth rates [1][3] - The statistics reflect the ongoing industrial development in Chongqing, which is part of the broader chemical industry landscape in China [1][3]

Group 1 - In the first three months of 2025, the sulfuric acid production in Guizhou Province reached 198.9 million tons, representing a 10.4% increase compared to the same period in 2024, although the growth rate has slowed down by 7.0 percentage points compared to the previous year. This production accounts for 7.3% of the national sulfuric acid production of 2736.8884 million tons during the same period [1] Group 2 - In March 2025, the sulfuric acid production in Guizhou Province was 57.0 million tons, which is a decrease of 2.9% compared to March 2024. The growth rate has declined by 20.1 percentage points compared to the same month last year, and it represents 6.2% of the national sulfuric acid production of 921.27824 million tons for that month [3]

Core Insights - The sulfuric acid production in Ningxia Hui Autonomous Region for November 2024 reached 71,000 tons, reflecting a year-on-year growth of 4.2%, but the growth rate has slowed down by 25.4 percentage points compared to the same month last year [1] - For the period from January to November 2024, the total sulfuric acid production was 777,000 tons, showing a significant year-on-year increase of 27.0%, which is 18.8 percentage points higher than the previous year [1] Monthly Production Analysis - November 2024 sulfuric acid production: 71,000 tons, with a year-on-year growth of 4.2% and a growth rate lower than the national average by 0.7 percentage points [1] - The production accounted for approximately 0.8% of the national sulfuric acid output of 8,816,087.4 tons during the same period [1] Cumulative Production Analysis - January to November 2024 sulfuric acid production: 777,000 tons, with a year-on-year growth of 27.0%, which is 19.7 percentage points higher than the national average [1] - This production also represents about 0.8% of the national total sulfuric acid production of 94,997,809.7 tons for the same timeframe [1]