Great Method Ltd er en Hong Kong-baseret virksomhed, der ejes af Mill Dene Ltd, hvis skibe opereres af Safiran Payam Darya Shipping Lines (SAPID), som har overtaget IRISL's bulkydelser og ruter og benytter fartøjer, som IRISL tidligere ejede og opererede.
Great Method Ltd is a Hong Kong based company, owned by Mill Dene Ltd, whose ships are operated by Safiran Payam Darya Shipping Lines (SAPID) that took over IRISL's bulk services and routes and uses vessels previously owned and operated by IRISL.