How can the old clothes recycling factory cooperate with the courier company through negotiation, and the long-term cooperation price is lower. According to public information, the old clothes in the old clothes recycling factory are all weighed by gold, and the profit margin of traditional express delivery is small. We can reduce the freight by maintaining long-term cooperation with the courier company. When choosing a cooperative courier company, it follows the principle of proximity, which saves labor costs and logistics costs to some extent.