In this paper, profit sharing mechanism of supply chain includes the constituent elements of mechanism, specific implementation plan, feedback mechanism three parts. The paper interprets the purpose of profit sharing, principle, subject, object, etc. through a combination of symbiotic theory. 本文将供应链利益分配机制分为机制的构成要素、具体实施方案、反馈机制三个部分,通过结合共生的相关理论阐述了供应链利益分配的目的、原则、主体、客体等。