This article provides an in-depth analysis of the leading shipping companies, including Maersk, MSC, and CMA CGM, focusing on their advantageous routes, service characteristics, and market positioning. The aim is to assist international freight forwarders in selecting suitable partners, optimizing transportation plans, and enhancing their competitiveness. The article covers key information such as each company's strong routes, freight rates, and service quality, offering valuable references for freight forwarders. It's a practical guide to navigate the complexities of choosing the right shipping partner.