DHL
As of today, DHL is the world’s leading logistics company, with close to 600,000 employees and a reach of over 200 countries. In 2023, DHL generated a revenue of € 81,8 billion, equivalent to $103.86 billion. 

Apart from being the largest, DHL is also known as the pioneer of low-carbon logistics, who come with the most extensive solutions to reduce Greenhouse Gas (GHG) emissions. DHL has 36,000+
Electric delivery vehicles in its fleet and hopes to achieve net-zero emissions by 2050.

FedEx
Starting with 186 deliveries on its launch, FedEx now makes more than 14 million deliveries in a single day. 
Similar to DHL, FedEx also operates in over 220 countries and territories. Additionally, FedEx boasts a vast network of convenient locations worldwide, including FedEx Office, FedEx Ship Centers, and authorized drop-off points — making it possible to pick up, drop off, or ship at more than 50,000 FedEx locations.

FedEx is also known for its efforts to give back to the community via charitable giving, investing in communities and helping businesses reach new markets, sustainable choices on deliveries, facilities, and packaging, etc.

UPS
UPS is the oldest of the three behemoths, starting services in 1907 and growing to more than 500,000
employees, services across 200+ countries & territories, 22M+ daily delivered packages, and a revenue of $91B (in 2023). 

Similar to DHL and FedEx, UPS also stands to deliver social impact and address environmental challenges while delivering customers’ packages, and charitable giving via UPSers’ volunteerism. Thereby sharing commitment towards being a good steward of the planet and communities. 

Sea Shipping

Sea shipping stands as a cornerstone of global trade, offering a multitude of advantages that make it an indispensable part of the international supply chain.
One of the most significant advantages of maritime shipping is its cost - effectiveness. The ability to transport large volumes of goods at once significantly reduces the per - unit shipping cost. Container ships, for instance, can carry thousands of twenty - foot equivalent units (TEUs), spreading the fixed costs of the vessel, fuel, and crew over a vast quantity of cargo. This makes it an ideal choice for businesses looking to move large - scale products such as raw materials, manufactured goods, and consumer items.
In conclusion, Sea shipping, with its cost - effectiveness, high capacity, and environmental benefits, remains a vital component of global trade. Although the long transit time is a consideration, its overall advantages make it the preferred choice for a large portion of international commerce.