
Fourth-party Logistics: A Key Driver of Modern Supply Chains
Fourth-party logistics (4PL) plays a vital role in modern supply chains by collaborating with 3PL providers to enhance service quality and operational efficiency. Its models include the "supply chain optimizer" (focused on technical support) and "solution integrator" (emphasizing comprehensive management). Case studies demonstrate 4PL's strong potential in cost optimization and service improvement, helping companies maintain competitive advantages.