圣元环保：公司旗下的餐厨垃圾处理厂在预处理过程中从餐厨垃圾中回收提炼废弃油脂并直接对外销售

Core Viewpoint - Shengyuan Environmental Protection announced on November 10 that its kitchen waste treatment plants recover and refine waste oil from kitchen waste during preprocessing, which is directly sold externally. This product is a key raw material for biodiesel production [2] Company Summary - Shengyuan Environmental Protection operates kitchen waste treatment plants that focus on the recovery of waste oil from kitchen waste [2] - The recovered waste oil is sold externally, indicating a potential revenue stream for the company [2] Industry Summary - The process of recovering waste oil from kitchen waste aligns with the growing demand for biodiesel, highlighting the importance of waste management in the renewable energy sector [2] - The production of biodiesel from recovered waste oil represents a sustainable approach to waste management and energy production [2]