Weekly Data Analysis of Jiangsu Styrene Port Sample Inventory

1. Analysis of Jiangsu Styrene Port Inventory Trends

As of September 21, 2026, the total sample inventory at Jiangsu styrene ports stood at 41,600 tons, an increase of 7,300 tons from the previous week (+21.28%). Commodity inventory amounted to 26,800 tons, up by 8,500 tons from the previous period (+46.45%).

Jiangsu Styrene Port Sample Total and Commodity Inventory: Weekly Data Comparison

Data Source: Chempricehub Information

2. Sample Inventory Trends and Product Price Comparison

For the week of September 21–27 (7 days), barring any sudden market disruptions, styrene arrivals are expected to increase during this period. Downstream demand is projected to remain stable, with steady port withdrawal volumes. Overall, Jiangsu styrene port inventories are expected to see a slight accumulation next week.

3. Sample Inventory Trends and Product Price Comparison

During the week of September 14–20 (7 days), domestic vessel arrivals weakened. Total arrivals (via vessel, pipeline, and truck) for Jiangsu styrene social inventory reached 36,750 tons, compared to 56,000 tons over the same 7-day period last year. Withdrawals for this period totaled 29,450 tons, versus 28,500 tons in the corresponding period last year.

As of the morning of September 21, total sample inventory at Jiangsu styrene ports increased but remained 77.69% lower than the same period last year. Current port inventory data indicates that stocks are 144.71% higher than the lowest point since 2022 and 83.84% lower than the highest peak since 2022. Based on current figures, inventory levels are situated in the low range relative to the same periods over the past five years (2021–2025).

Sample Description:

The Jiangsu styrene port inventory data provided by Chempricehub Information represents real-time weekly inventory statistics released every Monday. The sample covers inventory data from 13 terminal warehousing enterprises in the Jiangsu region.

Terminology Notes:

1. Jiangsu Port Inventory: Refers to the physical stock levels in public warehouses or storage tanks located at ports within the Jiangsu region. This includes both bonded and non-bonded warehouse or tank storage.
2. Jiangsu Port Commodity Inventory: Refers to the volume of goods in public port warehouses in the Jiangsu region, excluding quantities held as raw materials for downstream styrene production.
3. Regions Covered: The Jiangsu port inventory data encompasses Nantong, Changzhou, Jiangyin, Zhangjiagang, and Changshu.

Release Schedule: Chempricehub Information releases its styrene Jiangsu port inventory data every Monday at 11:00 AM.