On January 16, Shandong Zhuohang New Materials (Heze) Co., Ltd. set the ex-factory listed price of propylene glycol at 5,500 yuan/ton, representing an increase of 20 yuan/ton. According to PriceSeek's analysis of propylene glycol, the long-short rating is 1. The ex-factory listed price of propylene glycol has been raised by 20 yuan/ton to 5,500 yuan/ton, indicating that producers have increased confidence in the short-term market, likely driven by rising costs or a recovery in local demand. This move is favorable for spot prices, supporting market bullish sentiment. It is expected that short-term spot supply will be tight, but the extent is limited, constituting a generally positive impact.