To perishable products monopolization supply chain, a lot of supplier adopt buy-back contract and return policy, so it is a innovation to study buy-back contract of brand monopolization supply chain.

• 而对于品牌专卖的易逝品，大多数供应商都采取了回购契约和退货政策，因此研究品牌专卖经营模式下的供应链回购协调机制有很大的实际意义。