HMM moves the largest portion of South Korea's exports,[2] becoming the number one Korean national container carrier, especially since Hanjin Shipping was declared bankrupt and ordered to be liquidated.

On the domestic market, HMM transports strategic materials such as crude oil, iron ore/coal and diverse special products as well as import/export goods.

[4] In December 2023, HMM sale fell through when negotiations with the preferred bidder, Harim Group, finally broke down.

Along with Hapag-Lloyd, Ocean Network Express, and Yang Ming Marine Transport Corporation, HMM is a member of THE Alliance.

THE Alliance is intended to provide 34 services, directly calling at 81 different ports on a monthly basis.