On January 15, the propylene oxide unit of Lihuayi Weiyuan Chemical Co., Ltd. operated normally, with an ex-factory price of 8,500 yuan/ton, an increase of 200 yuan/ton compared to the previous day. PriceSeek analysis of propylene oxide, long-short rating: 1. The article indicates that the ex-factory price of propylene oxide rose by 200 yuan/ton to 8,500 yuan/ton, with the unit operating normally, suggesting tight supply-demand dynamics or increased demand in the spot market, which is favorable for the upward movement of spot prices. The rating is +1 (generally positive), as the price increase reflects short-term positive market signals, but sustainability should be evaluated in conjunction with overall supply-demand and cost factors.