On November 9, 2023, President of Turkmenistan Serdar Berdimuhamedov took part in the 16th Summit of the Council of Heads of Countries of the Economic Cooperation Organization (ECO).

The Summit held in Tashkent under the motto “Together for economic stability and development” was attended by the President of the Republic of Azerbaijan Ilham Aliyev, the President of the Islamic Republic of Iran Seyed Ebrahim-Raisi, the President of the Kyrgyz Republic Sadyr Japarov, the President of the Republic of Tajikistan Emomali Rahmon, the President of the Republic of Türkiye Recep Tayyip Erdogan, Prime Minister of the Republic of Kazakhstan Alikhan Smailov, Acting Prime Minister of the Islamic Republic of Pakistan Anwaar ul-Haq Kakar. The Summit was also attended by ECO Secretary General Khusrav Noziri.