On January 5, Shandong Lihuayi Weiyuan Chemical adjusted the ex-factory listed price of propylene glycol to 5,350 yuan/ton, an increase of 50 yuan/ton. PriceSeek analysis of propylene glycol, with a bullish-bearish rating of 1: Shandong Lihuayi Weiyuan Chemical raised the ex-factory listed price of propylene glycol to 5,350 yuan/ton, an increase of 50 yuan/ton, indicating an upward trend in spot prices. This price adjustment may reflect tight supply or increased demand, directly benefiting the spot price of propylene glycol and is expected to boost market bullish sentiment. Given the relatively small magnitude of the price increase (approximately 0.94%), it is rated as a moderate positive.