Daily Review: Cost Supports Stability, PC Domestic Market Holds Firmly
1. Market Trends
On September 17, 2025, the average price of the PC market was 13,558 yuan/ton, an increase of 4 yuan/ton from the previous working day, with a rise of 0.03%. Today, the domestic PC market is running steadily. The upstream bisphenol A market remains stagnant; although there is no favorable cost driver, the bottom of the market is still supported. Currently, the downstream acceptance of high-priced sources is average, making further price increases difficult. Most holders are maintaining stable quotations, and the market focus remains firm. In terms of prices: mainstream negotiations for low-end materials in East China are referenced at 10,600-11,200 yuan/ton, while negotiations for medium to high-end materials are referenced at 13,850-18,400 yuan/ton.
Table: PC Market Prices

2. Upstream Market Dynamics
After Ukraine's drone attacks on important Russian ports and oil refineries, Russian producers may cut production, raising market concerns about reduced Russian supply. Coupled with the depreciation of the dollar and market expectations of an upcoming interest rate cut by the Federal Reserve, international crude oil prices have risen for three consecutive trading days. On September 16, U.S. WTI... October futures rose by $1.22 per barrel, or 1.93%, to $64.52 per barrel.Brent Crude OilFor the November futures, the price increased by $1.03 per barrel, or 1.53%, to $68.47 per barrel. The main SC futures contract 2511 was priced at 493.5 yuan per barrel.
Bisphenol A: The domestic market for bisphenol A remains inactive, with prices continuing to remain stable. The market fundamentals have not seen significant fluctuations, and suppliers face little pressure on spot goods, maintaining firm price operations with sporadic slight increases. Meanwhile, downstream demand remains cautious in the face of high bisphenol A prices, showing low enthusiasm for inquiries and purchases. Market trading activities are insufficient, with traders experiencing slow sales and stable quotes, mostly relying on actual negotiations.
3. Market Forecast
The upstream bisphenol A market remains stagnant with stable cost support. Recently, market negotiation activity has been relatively active, but the overall supply and demand structure has not changed significantly, with the main focus on digesting the price increases. Therefore, it is expected that the domestic PC market quotations will remain stable tomorrow. In the East China market, low-end material prices are expected to range between 10,600 and 11,200 RMB/ton, while mid-to-high-end material prices will be between 13,800 and 18,400 RMB/ton, with adjustments ranging from 0 to 150 RMB/ton.
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