本周乙烷裂解和PDH价差有所修复,分别环比上涨8.55%/8.75%,价差历史分位33.2%/10.8%,已来到较低历史分位。C2/C3下游需求继续下滑,主要产品聚乙烯/环氧乙烷/聚醚大单体/乙二醇/苯乙烯历史分位16.8%/1.1%/1.5%/10.1%/45.8%,主要价差历史分位2.2%/0.0%/30.1%/2.0%/1.4%。C2下游产品价格已来到历史最低水平,C3下游产品价格也接近下1/3分位。我们持续推荐关注低能耗低碳排、成本领先、研发驱动、稀缺性很强的轻烃化工龙头企业卫星化学。