Group 1 - The core viewpoint of the article highlights a decline in the production of naphtha in Henan Province for May 2025, with a year-on-year decrease of 6.2% [1] - In May 2025, the naphtha production reached 47,000 tons, which is significantly lower than the previous year's growth rate, decreasing by 25.6 percentage points [1] - The naphtha production in Henan accounted for 0.7% of the national output of 6,309,000 tons during the same period [1] Group 2 - For the period from January to May 2025, the total naphtha production in Henan Province was 235,000 tons, reflecting an 8.5% year-on-year increase [3] - The growth rate for the first five months of 2025 was lower by 1.4 percentage points compared to the previous year, indicating a slowdown in growth [3] - The production in this period was 9.7 percentage points higher than the national average growth rate, representing 0.7% of the national total of 3,243,600 tons [3]

Group 1 - The core viewpoint of the article highlights the production statistics of primary plastic forms in Hubei Province for the first four months of 2025, indicating a growth trend in production [1] - In April 2025, the primary plastic production reached 183,000 tons, showing a year-on-year increase of 1.3%, with a growth rate 2.8 percentage points higher than the same period last year [1] - The total primary plastic production from January to April 2025 was 696,000 tons, reflecting a year-on-year growth of 5.6%, with a growth rate 14.8 percentage points higher than the previous year [1] Group 2 - The growth rate of Hubei's primary plastic production in April 2025 was 10.7 percentage points lower than the national average, which was 1,168,600 tons for the same period [1] - The cumulative production from January to April 2025 accounted for 1.5% of the national total of 4,601,200 tons for large-scale industrial enterprises [1] - The article notes that the definition of primary plastic has evolved, previously referred to as plastic resins and copolymers before 2004 [3]

Group 1 - The production of caustic soda (100% basis) in Sichuan Province reached 127,000 tons in April 2025, representing a year-on-year increase of 2.3% [1] - The growth rate in April 2025 is 0.9 percentage points higher than the same period last year, although it is 2.2 percentage points lower than the national average [1] - Sichuan's caustic soda production accounts for 3.4% of the national total production of 3,713,000 tons during the same period [1] Group 2 - From January to April 2025, the total production of caustic soda (100% basis) in Sichuan Province was 488,000 tons, showing a year-on-year decline of 1.9% [3] - The decline in production for the first four months of 2025 is 10.9 percentage points lower than the same period last year, and 7.2 percentage points lower than the national average [3] - Sichuan's production during this period represents 3.3% of the national total production of 14,959,000 tons [3]

Group 1 - In the first four months of 2025, Shandong Province's petroleum coke production reached 3.128 million tons, a decrease of 19.1% compared to the same period in 2024, with a growth rate 24.0 percentage points lower than in 2024 and 13.5 percentage points lower than the national average [1] - The total petroleum coke production in the same period for the entire country was 10.499 million tons, with Shandong accounting for 29.8% of this total [1] Group 2 - In April 2025, Shandong's petroleum coke production was 690,000 tons, down 26.7% year-on-year, with a growth rate 36.1 percentage points lower than in 2024 and 17.8 percentage points lower than the national average [2] - The national petroleum coke production for April 2025 was 2.435 million tons, with Shandong's share being 28.3% [2]

Group 1 - In the first four months of 2025, the petroleum coke production in Liaoning Province reached 969,000 tons, representing an 8.6% increase compared to the same period in 2024, with a growth rate 5.0 percentage points higher than 2024 [1] - The growth rate of Liaoning's petroleum coke production is 14.2 percentage points higher than the national average, accounting for 9.2% of the national production of 10,499,000 tons during the same period [1] Group 2 - In April 2025, the petroleum coke production in Liaoning Province was 239,000 tons, showing a 14.9% increase compared to April 2024, with a growth rate 18.2 percentage points higher than the previous year [2] - The growth rate in April is 23.8 percentage points higher than the national average, and Liaoning's production accounted for 9.8% of the national total of 2,435,000 tons for that month [2]

Group 1 - In April 2025, Gansu Province's crude oil production reached 1.061 million tons, representing a year-on-year growth of 6.8%, which is 4.0 percentage points higher than the same period last year [1] - The growth rate of Gansu's crude oil production in April 2025 is 5.3 percentage points higher than the national average, contributing to 6.0% of the national crude oil production of 17.724 million tons [1] Group 2 - From January to April 2025, Gansu Province's crude oil production totaled 4.338 million tons, with a year-on-year increase of 6.7%, which is 0.2 percentage points higher than the previous year [2] - The growth rate for the first four months of 2025 is 5.5 percentage points higher than the national average, also accounting for 6.0% of the national crude oil production of 71.811 million tons [2]

Group 1 - In the first five months of 2025, the plastic production in Guangxi Zhuang Autonomous Region reached 498,000 tons, a decrease of 11.3% compared to the same period in 2024, with a growth rate 95.5 percentage points lower than in 2024 and 21.4 percentage points lower than the national average [1] - The total plastic production in Guangxi accounted for 0.9% of the national output of 58.098 million tons during the same period [1] Group 2 - In May 2025, the plastic production in Guangxi was 130,000 tons, showing a slight decline of 0.2% year-on-year, with a growth rate 64.2 percentage points lower than in 2024 and 10.4 percentage points lower than the national average [2] - The May production represented 1.1% of the national output of 11.9 million tons for that month [2]

Group 1 - In April 2025, ethylene production in Shandong Province reached 195,000 tons, representing a year-on-year growth of 5.5%, which is an increase of 4.3 percentage points compared to the same period last year [1] - The growth rate of ethylene production in Shandong is 4.6 percentage points lower than the national average, with Shandong accounting for 6.6% of the national ethylene production of 2,975,000 tons during the same period [1] Group 2 - From January to April 2025, ethylene production in Shandong Province totaled 802,000 tons, showing a year-on-year increase of 4.8%, but the growth rate is 4.3 percentage points lower than the previous year [2] - The growth rate for this period is also 2.5 percentage points lower than the national average, with Shandong's production again accounting for 6.6% of the national total of 12,200,000 tons [2]

Group 1 - In May 2025, the ethylene production in Jilin Province reached 65,000 tons, representing a year-on-year growth of 1.6% [1] - The growth rate in May 2025 decreased by 5.8 percentage points compared to the same month last year, and was 12.8 percentage points lower than the national average [1] - Jilin's ethylene production accounted for 2.2% of the national output of 3.03 million tons during the same period [1] Group 2 - From January to May 2025, Jilin Province's ethylene production totaled 319,000 tons, with a year-on-year increase of 2.4% [2] - The growth rate for the first five months of 2025 was 10.2 percentage points higher than the same period last year, but still 9.5 percentage points lower than the national average [2] - Jilin's production during this period represented 2.1% of the national ethylene output of 15.294 million tons [2]

Group 1 - In the first five months of 2025, the petroleum coke production in Hubei Province reached 382,000 tons, representing an 8.7% increase compared to the same period in 2024, with a growth rate 16.3 percentage points higher than 2024 and 13.7 percentage points higher than the national average [1] - The total petroleum coke production in China during the same period was 13,124,000 tons, with Hubei's share being 2.9% [1] Group 2 - In May 2025, Hubei's petroleum coke production was 76,000 tons, marking a 23.1% increase from May 2024, with a growth rate 44.8 percentage points higher than the previous year and 31.1 percentage points higher than the national average [2] - The national petroleum coke production for May 2025 was 2,469,000 tons, with Hubei's contribution being 3.1% [2]