On the morning of August 27 local time, Environment Minister Han Wha-jin met with Salim Al Aufi, the Minister of Energy and Minerals of Oman, in Muscat, Oman. The two ministers discussed ways to promote green industries such as green hydrogen activation and enhance collaboration between the two countries.

On the morning of August 27 local time, Environment Minister Han Wha-jin signed a 'Memorandum of Understanding (MOU) on Green Transition Cooperation' between the Ministry of Environment of Korea and the Ministry of Energy and Minerals of Oman, together with Minister Salim Al Aufi. The event took place in Muscat, Oman, and they commemorated the occasion with a photograph.