Cainiao has partnered with Rainbow Logistics to provide end-to-end services, including planning, system integration, digitization, equipment configuration, resource optimization (express/package materials), efficiency improvement, and supply chain integration. This collaboration aims to optimize order fulfillment lead time, inventory turnover, DSR rating, and warehouse distribution costs for online and offline merchants. Together, they are working on the comprehensive upgrade of supply chain efficiency by implementing cloud warehouse technology and standard solutions, and establishing the Southwest Operations Center - Supply Hub.