December 31st News: On December 31st, Shandong Lihuayi Weiyuan Chemical announced a reduction of 50 yuan/ton in the ex-factory listed price of propylene glycol, setting it at 5,350 yuan/ton. Chempricehub Analysis of Propylene Glycol, Bull-Bear Score: -1 Shandong Lihuayi Weiyuan Chemical lowered the ex-factory listed price of propylene glycol by 50 yuan/ton to 5,350 yuan/ton, reflecting ample market supply or weakened demand, which exerts pressure on spot prices. A score of -1 indicates a generally bearish outlook, as the price reduction is moderate (approximately 1%), but if sustained, it could intensify the downward trend.