思源电气：储能业务的加权平均毛利率水平相比其他产品低

Group 1 - The core viewpoint of the article highlights that the company, Siyuan Electric (002028), acknowledges that its energy storage business has a lower weighted average gross profit margin compared to other products [1] - The company emphasizes the need to learn from competitors, customers, and suppliers to continuously enhance its product competitiveness [1]