This daily report is based on the latest official spot data, using the method of mean difference analysis to assess the short-term price trend of phthalic anhydride. The mean differences over the current 3 cycles have completely shifted in a negative direction compared to the previous day, indicating a clear downward trend in short-term prices. Additionally, the price is currently in a high range over the past year, with limited room for further increases. It is recommended that market participants closely monitor the fluctuations in upstream raw materials and the follow-up of downstream demand, and reasonably avoid the risks associated with market fluctuations.
Data Explanation
The latest available data is up to November 1, 2026. It is recommended to refer to real-time data.
I. Table of Average Deviation Changes
| Mean Difference Indicator | Value as of November 1, 2026 | Value as of October 31, 2026 | Direction of Change |
|---|---|---|---|
| 5-Day Mean Difference (D5) | 0 | 10 | - |
| 10-Day Mean Difference (D10) | 50 | 51.66 | - |
| 20-Day Mean Difference (D20) | 29.16 | 40.84 | - |
II. Signal State Determination
The current signal is a clear downward signal.
III. Conclusion on Trend Direction
The short-term trend is clearly downward. Reason: The changes in the 5-day, 10-day, and 20-day moving average differences from the previous day are all in the same direction, and all three are negative, which meets the criteria for a clear downward trend according to the moving average difference method.
IV. Positional Space Reference
Phthalic anhydride 60-day, 3-month, and 1-year cycle prices are all in the 5th tier (high), with limited room for current price increases, and there is a need to be cautious of the risk of a high-level correction.
V. Chart Display
6. Supply and Demand Side Reference Information
As of October 28, 2026, the 100,000 tons/year phthalic anhydride plant of Changzhou Xinyang in China is operating normally, with oversold inventory. The price of phthalic anhydride is 10,800 CNY/ton, an increase of 50 CNY/ton from the previous day. Orders are being accepted on a limited basis, and attention needs to be paid to the support effect of facility utilization rate and inventory change on the price.
VII. Risk Warning
The above analysis is for reference only and does not constitute trading advice.
(Source: )
