On May 22, Lihua Yiwei Chemical Co., Ltd.'s propylene oxide unit operated normally, with an ex-factory price of 9,200 RMB/ton, an increase of 200 RMB/ton from the previous day. Chempricehub commented on propylene oxide, giving a bullish/bearish rating of 1. The normal operation of Lihua Yiwei's propylene oxide unit and the price hike provide positive support for the spot market of propylene oxide, favoring a bullish price trend.