Schedule 2 2:15 PM - 2:30 PM [S142-07] Proposal of a circular supply chain operation model that considers the conversion of parts 〇Katsunari Ikezawa1, Atsuya Kawai1, Shingo Akasaka1, Jiahua Weng1 (1. 神奈川大学) Keywords:リユース、リサイクル、循環型サプライチェーン、用途変換