March 16 — On March 16, Shandong Lihuayi Weiyuan Chemical adjusted the ex-factory listed price of propylene glycol to 7,200 yuan/ton, a decrease of 100 yuan/ton. Chempricehub analysis of propylene glycol, long-short score: -1. Shandong Lihuayi Weiyuan Chemical lowered the ex-factory listed price of propylene glycol by 100 yuan/ton to 7,200 yuan/ton, indicating an increase in spot market supply or weak demand, leading to a price decline. This change reflects the company's proactive price reduction to destock or respond to competitive pressure, exerting a generally bearish impact on spot prices. The score is -1, as the reduction is moderate (approximately 1.4%) and has not triggered market panic, but subsequent supply-demand changes should be monitored.